diff --git a/.env.template b/.env.template
new file mode 100644
index 0000000..8e1e442
--- /dev/null
+++ b/.env.template
@@ -0,0 +1,5 @@
+SALT="your_salt_string" # 16 chars length
+EPHEM_MSK="1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32" # 32 comma separated u8 values
+DB_NAME="MurmurDB"
+DB_COLLECTION="mmrs"
+DB_URI="mongodb://localhost:27017"
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index fe94142..5b8fe0f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /target
-mmr_store
\ No newline at end of file
+mmr_store
+.env
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 498126d..c51f804 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -14,9 +14,9 @@ dependencies = [
 
 [[package]]
 name = "addr2line"
-version = "0.24.1"
+version = "0.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5fb1d8e4442bd405fdfd1dacb42792696b0cf9cb15882e5d097b742a676d375"
+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
 dependencies = [
  "gimli",
 ]
@@ -90,6 +90,21 @@ version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5c6cb57a04249c6480766f7f7cef5467412af1490f8d1e243141daddada3264f"
 
+[[package]]
+name = "android-tzdata"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
+
+[[package]]
+name = "android_system_properties"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "anstream"
 version = "0.6.15"
@@ -303,7 +318,7 @@ dependencies = [
  "num-bigint",
  "num-traits",
  "paste",
- "rustc_version",
+ "rustc_version 0.4.1",
  "zeroize",
 ]
 
@@ -589,9 +604,9 @@ dependencies = [
 
 [[package]]
 name = "async-stream"
-version = "0.3.5"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd56dd203fef61ac097dd65721a419ddccb106b2d2b70ba60a6b529f03961a51"
+checksum = "0b5a71a6f37880a80d1d7f19efd781e4b5de42c88f0722cc13bcb6cc2cfe8476"
 dependencies = [
  "async-stream-impl",
  "futures-core",
@@ -600,13 +615,13 @@ dependencies = [
 
 [[package]]
 name = "async-stream-impl"
-version = "0.3.5"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
+checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -623,7 +638,7 @@ checksum = "721cae7de5c34fbb2acd27e21e6d2cf7b886dce0c27388d46c4e6c47ea4318dd"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -727,12 +742,6 @@ version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
-[[package]]
-name = "base64"
-version = "0.22.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
-
 [[package]]
 name = "base64ct"
 version = "1.6.0"
@@ -767,11 +776,11 @@ checksum = "383d29d513d8764dcdc42ea295d979eb99c3c9f00607b3692cf68a431f7dca72"
 
 [[package]]
 name = "bip39"
-version = "2.0.0"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93f2635620bf0b9d4576eb7bb9a38a55df78bd1205d26fa994b25911a69f212f"
+checksum = "33415e24172c1b7d6066f6d999545375ab8e1d95421d6784bdfff9496f292387"
 dependencies = [
- "bitcoin_hashes 0.11.0",
+ "bitcoin_hashes",
  "serde",
  "unicode-normalization",
 ]
@@ -782,12 +791,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9425c3bf7089c983facbae04de54513cce73b41c7f9ff8c845b54e7bc64ebbfb"
 
-[[package]]
-name = "bitcoin_hashes"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90064b8dee6815a6470d60bad07bbbaee885c0e12d04177138fa3291a01b7bc4"
-
 [[package]]
 name = "bitcoin_hashes"
 version = "0.13.0"
@@ -896,9 +899,9 @@ dependencies = [
 
 [[package]]
 name = "bounded-collections"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d32385ecb91a31bddaf908e8dcf4a15aef1bcd3913cc03ebfad02ff6d568abc1"
+checksum = "db436177db0d505b1507f03aca56a41442ae6efdf8b6eaa855d73e52c5b078dc"
 dependencies = [
  "log",
  "parity-scale-codec",
@@ -915,6 +918,33 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "bson"
+version = "2.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "068208f2b6fcfa27a7f1ee37488d2bb8ba2640f68f5475d08e1d9130696aba59"
+dependencies = [
+ "ahash",
+ "base64 0.13.1",
+ "bitvec",
+ "hex",
+ "indexmap",
+ "js-sys",
+ "once_cell",
+ "rand",
+ "serde",
+ "serde_bytes",
+ "serde_json",
+ "time",
+ "uuid",
+]
+
+[[package]]
+name = "bumpalo"
+version = "3.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
+
 [[package]]
 name = "byte-slice-cast"
 version = "1.2.2"
@@ -941,9 +971,9 @@ checksum = "428d9aa8fbc0670b7b8d6030a7fadd0f86151cae55e4dbbece15f3780a3dfaf3"
 
 [[package]]
 name = "cc"
-version = "1.1.22"
+version = "1.1.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9540e661f81799159abee814118cc139a2004b3a3aa3ea37724a1b66530b90e0"
+checksum = "2e80e3b6a3ab07840e1cae9b0666a63970dc28e8ed5ffbcdacbfc760c281bfc1"
 dependencies = [
  "shlex",
 ]
@@ -978,6 +1008,18 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "chrono"
+version = "0.4.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
+dependencies = [
+ "android-tzdata",
+ "iana-time-zone",
+ "num-traits",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "cipher"
 version = "0.3.0"
@@ -1009,9 +1051,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.19"
+version = "4.5.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7be5744db7978a28d9df86a214130d106a89ce49644cbc4e3f0c22c3fba30615"
+checksum = "b97f376d85a664d5837dbae44bf546e6477a679ff6610010f17276f686d867e8"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -1019,9 +1061,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.19"
+version = "4.5.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5fbc17d3ef8278f55b282b2a2e75ae6f6c7d4bb70ed3d0382375104bfafdb4b"
+checksum = "19bc80abd44e4bed93ca373a0704ccbd1b710dc5749406201bb018272808dc54"
 dependencies = [
  "anstream",
  "anstyle",
@@ -1038,7 +1080,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -1248,7 +1290,7 @@ dependencies = [
  "curve25519-dalek-derive",
  "digest 0.10.7",
  "fiat-crypto",
- "rustc_version",
+ "rustc_version 0.4.1",
  "subtle",
  "zeroize",
 ]
@@ -1261,7 +1303,17 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
+]
+
+[[package]]
+name = "darling"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a01d95850c592940db9b8194bc39f4bc0e89dee5c4265e4b1807c34a9aba453c"
+dependencies = [
+ "darling_core 0.13.4",
+ "darling_macro 0.13.4",
 ]
 
 [[package]]
@@ -1284,6 +1336,20 @@ dependencies = [
  "darling_macro 0.20.10",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "859d65a907b6852c9361e3185c862aae7fafd2887876799fa55f5f99dc40d610"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.10.0",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "darling_core"
 version = "0.14.4"
@@ -1309,7 +1375,18 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.11.1",
- "syn 2.0.77",
+ "syn 2.0.79",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c972679f83bdf9c42bd905396b6c3588a843a17f0f16dfcfa3e2c5d57441835"
+dependencies = [
+ "darling_core 0.13.4",
+ "quote",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -1331,9 +1408,15 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core 0.20.10",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
+[[package]]
+name = "data-encoding"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e8566979429cf69b49a5c740c60791108e86440e8be149bbea4fe54d2c32d6e2"
+
 [[package]]
 name = "der"
 version = "0.7.9"
@@ -1372,7 +1455,7 @@ checksum = "d65d7ce8132b7c0e54497a4d9a55a1c2a0912a0d786cf894472ba818fba45762"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -1384,8 +1467,8 @@ dependencies = [
  "convert_case",
  "proc-macro2",
  "quote",
- "rustc_version",
- "syn 2.0.77",
+ "rustc_version 0.4.1",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -1418,7 +1501,7 @@ dependencies = [
  "proc-macro2",
  "proc-macro2-diagnostics",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -1479,12 +1562,18 @@ dependencies = [
  "proc-macro2",
  "quote",
  "regex",
- "syn 2.0.77",
+ "syn 2.0.79",
  "termcolor",
  "toml",
  "walkdir",
 ]
 
+[[package]]
+name = "dotenv"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77c90badedccf4105eca100756a0b1289e191f6fcbdadd3cee1d2f614f97da8f"
+
 [[package]]
 name = "downcast-rs"
 version = "1.2.1"
@@ -1607,6 +1696,18 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "enum-as-inner"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21cdad81446a7f7dc43f6a77409efeb9733d2fa65553efef6018ef257c959b73"
+dependencies = [
+ "heck 0.4.1",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "environmental"
 version = "1.1.4"
@@ -1686,7 +1787,7 @@ dependencies = [
 [[package]]
 name = "etf-crypto-primitives"
 version = "0.2.4"
-source = "git+https://github.com/ideal-lab5/etf-sdk.git?branch=w3fbls-migration#c6e61a89b94b57bcbde2293208a2875469f4fc5c"
+source = "git+http://github.com/ideal-lab5/etf-sdk?branch=w3fbls-migration#c6e61a89b94b57bcbde2293208a2875469f4fc5c"
 dependencies = [
  "aes-gcm",
  "ark-bls12-377",
@@ -1753,7 +1854,7 @@ dependencies = [
  "prettyplease",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -1833,6 +1934,12 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "foldhash"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f81ec6369c545a7d40e4589b5597581fa1c441fe1cce96dd1de43159910a36a2"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.1"
@@ -1882,9 +1989,9 @@ checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"
 
 [[package]]
 name = "futures"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "645c6916888f6cb6350d2550b80fb63e734897a8498abe35cfb732b6487804b0"
+checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1897,9 +2004,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eac8f7d7865dcb88bd4373ab671c8cf4508703796caa2b1985a9ca867b3fcb78"
+checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -1907,15 +2014,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dfc6580bb841c5a68e9ef15c77ccc837b40a7504914d52e47b8b0e9bbda25a1d"
+checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a576fc72ae164fca6b9db127eaa9a9dda0d61316034f33a0a0d4eda41f02b01d"
+checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -1925,9 +2032,9 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a44623e20b9681a318efdd71c299b6b222ed6f231972bfe2f224ebad6311f0c1"
+checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
 
 [[package]]
 name = "futures-lite"
@@ -1944,26 +2051,26 @@ dependencies = [
 
 [[package]]
 name = "futures-macro"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
+checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
 name = "futures-sink"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fb8e00e87438d937621c1c6269e53f536c14d3fbd6a042bb24879e57d474fb5"
+checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
 
 [[package]]
 name = "futures-task"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38d84fa142264698cdce1a9f9172cf383a0c82de1bddcf3092901442c4097004"
+checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
 
 [[package]]
 name = "futures-timer"
@@ -1973,9 +2080,9 @@ checksum = "f288b0a4f20f9a56b5d1da57e2227c661b7b16168e2f72365f57b63326e29b24"
 
 [[package]]
 name = "futures-util"
-version = "0.3.30"
+version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d6401deb83407ab3da39eba7e33987a73c3df0c82b4bb5813ee871c19c41d48"
+checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -2046,9 +2153,9 @@ dependencies = [
 
 [[package]]
 name = "gimli"
-version = "0.31.0"
+version = "0.31.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32085ea23f3234fc7846555e85283ba4de91e21016dc0455a16286d87a292d64"
+checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
 
 [[package]]
 name = "glob"
@@ -2127,6 +2234,17 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e087f84d4f86bf4b218b927129862374b72199ae7d8657835f1e89000eea4fb"
+dependencies = [
+ "allocator-api2",
+ "equivalent",
+ "foldhash",
+]
+
 [[package]]
 name = "heck"
 version = "0.4.1"
@@ -2193,6 +2311,17 @@ dependencies = [
  "hmac 0.8.1",
 ]
 
+[[package]]
+name = "hostname"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
+dependencies = [
+ "libc",
+ "match_cfg",
+ "winapi",
+]
+
 [[package]]
 name = "http"
 version = "0.2.12"
@@ -2228,9 +2357,9 @@ dependencies = [
 
 [[package]]
 name = "httparse"
-version = "1.9.4"
+version = "1.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fcc0b4a115bf80b728eb8ea024ad5bd707b615bfed49e0665b6e0f86fd082d9"
+checksum = "7d71d3574edd2771538b901e6549113b4006ece66150fb69c0fb6d9a2adae946"
 
 [[package]]
 name = "httpdate"
@@ -2255,7 +2384,7 @@ dependencies = [
  "httpdate",
  "itoa",
  "pin-project-lite",
- "socket2",
+ "socket2 0.5.7",
  "tokio",
  "tower-service",
  "tracing",
@@ -2278,12 +2407,46 @@ dependencies = [
  "tokio-rustls 0.24.1",
 ]
 
+[[package]]
+name = "iana-time-zone"
+version = "0.1.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "235e081f3925a06703c2d0117ea8b91f042756fd6e7a6e5d901e8ca1a996b220"
+dependencies = [
+ "android_system_properties",
+ "core-foundation-sys",
+ "iana-time-zone-haiku",
+ "js-sys",
+ "wasm-bindgen",
+ "windows-core",
+]
+
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "ident_case"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
+[[package]]
+name = "idna"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "418a0a6fab821475f634efe3ccc45c013f742efe03d853e8d3355d5cb850ecf8"
+dependencies = [
+ "matches",
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "idna"
 version = "0.5.0"
@@ -2303,6 +2466,26 @@ dependencies = [
  "parity-scale-codec",
 ]
 
+[[package]]
+name = "impl-codec"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b67aa010c1e3da95bf151bd8b4c059b2ed7e75387cdb969b4f8f2723a43f9941"
+dependencies = [
+ "parity-scale-codec",
+]
+
+[[package]]
+name = "impl-num-traits"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "803d15461ab0dcc56706adf266158acbc44ccf719bf7d0af30705f58b90a4b8c"
+dependencies = [
+ "integer-sqrt",
+ "num-traits",
+ "uint 0.10.0",
+]
+
 [[package]]
 name = "impl-serde"
 version = "0.4.0"
@@ -2325,12 +2508,12 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.5.0"
+version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68b900aa2f7301e21c36462b170ee99994de34dff39a4a6a528e80e7376d07e5"
+checksum = "707907fe3c25f5424cce2cb7e1cbcafee6bdbe735ca90ef77c29e84591e5b9da"
 dependencies = [
  "equivalent",
- "hashbrown 0.14.5",
+ "hashbrown 0.15.0",
  "serde",
 ]
 
@@ -2373,6 +2556,24 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "ipconfig"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b58db92f96b720de98181bbbe63c831e87005ab460c1bf306eb2622b4707997f"
+dependencies = [
+ "socket2 0.5.7",
+ "widestring",
+ "windows-sys 0.48.0",
+ "winreg",
+]
+
+[[package]]
+name = "ipnet"
+version = "2.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddc24109865250148c2e0f3d25d4f0f479571723792d3802153c60922a4fb708"
+
 [[package]]
 name = "is-terminal"
 version = "0.4.13"
@@ -2423,6 +2624,15 @@ version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
+[[package]]
+name = "js-sys"
+version = "0.3.70"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1868808506b929d7b0cfa8f75951347aa71bb21144b7791bae35d9bccfcfe37a"
+dependencies = [
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "jsonrpsee"
 version = "0.22.5"
@@ -2601,6 +2811,12 @@ dependencies = [
  "libsecp256k1-core",
 ]
 
+[[package]]
+name = "linked-hash-map"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
+
 [[package]]
 name = "linux-raw-sys"
 version = "0.4.14"
@@ -2640,13 +2856,28 @@ dependencies = [
 
 [[package]]
 name = "lru"
-version = "0.12.4"
+version = "0.12.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37ee39891760e7d94734f6f63fedc29a2e4a152f836120753a72503f09fcf904"
+checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
 dependencies = [
- "hashbrown 0.14.5",
+ "hashbrown 0.15.0",
 ]
 
+[[package]]
+name = "lru-cache"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31e24f1ad8321ca0e8a1e0ac13f23cb668e6f5466c2c57319f6a5cf1cc8e3b1c"
+dependencies = [
+ "linked-hash-map",
+]
+
+[[package]]
+name = "match_cfg"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -2656,6 +2887,22 @@ dependencies = [
  "regex-automata 0.1.10",
 ]
 
+[[package]]
+name = "matches"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2532096657941c2fea9c289d370a250971c689d4f143798ff67113ec042024a5"
+
+[[package]]
+name = "md-5"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d89e7ee0cfbedfc4da3340218492196241d89eefb6dab27de5df917a6d2e78cf"
+dependencies = [
+ "cfg-if",
+ "digest 0.10.7",
+]
+
 [[package]]
 name = "memchr"
 version = "2.7.4"
@@ -2716,6 +2963,53 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "mongodb"
+version = "2.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef206acb1b72389b49bc9985efe7eb1f8a9bb18e5680d262fac26c07f44025f1"
+dependencies = [
+ "async-trait",
+ "base64 0.13.1",
+ "bitflags 1.3.2",
+ "bson",
+ "chrono",
+ "derivative",
+ "derive_more",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-util",
+ "hex",
+ "hmac 0.12.1",
+ "lazy_static",
+ "md-5",
+ "pbkdf2 0.11.0",
+ "percent-encoding",
+ "rand",
+ "rustc_version_runtime",
+ "rustls 0.21.12",
+ "rustls-pemfile 1.0.4",
+ "serde",
+ "serde_bytes",
+ "serde_with",
+ "sha-1 0.10.1",
+ "sha2 0.10.8",
+ "socket2 0.4.10",
+ "stringprep",
+ "strsim 0.10.0",
+ "take_mut",
+ "thiserror",
+ "tokio",
+ "tokio-rustls 0.24.1",
+ "tokio-util",
+ "trust-dns-proto",
+ "trust-dns-resolver",
+ "typed-builder",
+ "uuid",
+ "webpki-roots",
+]
+
 [[package]]
 name = "multer"
 version = "3.1.0"
@@ -2740,11 +3034,13 @@ name = "murmur-api"
 version = "0.1.0"
 dependencies = [
  "bcrypt",
+ "dotenv",
  "hex",
  "murmur-lib",
  "parity-scale-codec",
  "rocket",
  "rocket_cors",
+ "rocket_db_pools",
  "serde",
  "serde_cbor",
  "serde_json",
@@ -2756,7 +3052,7 @@ dependencies = [
 [[package]]
 name = "murmur-core"
 version = "0.1.0"
-source = "git+https://github.com/ideal-lab5/murmur.git#54f6b6cee5e518f7774df2e04b47a52cae91e924"
+source = "git+https://github.com/ideal-lab5/murmur.git#7365f012414e7937b3472e9ab45fcc83b68838b3"
 dependencies = [
  "ark-bls12-377",
  "ark-serialize",
@@ -2775,7 +3071,7 @@ dependencies = [
 [[package]]
 name = "murmur-lib"
 version = "0.1.0"
-source = "git+https://github.com/ideal-lab5/murmur.git#54f6b6cee5e518f7774df2e04b47a52cae91e924"
+source = "git+https://github.com/ideal-lab5/murmur.git#7365f012414e7937b3472e9ab45fcc83b68838b3"
 dependencies = [
  "ark-bls12-377",
  "ark-ff",
@@ -2904,18 +3200,18 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.36.4"
+version = "0.36.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "084f1a5821ac4c651660a94a7153d27ac9d8a53736203f58b31945ded098070a"
+checksum = "aedf0a2d09c573ed1d8d85b30c119153926a2b36dce0ab28322c09a117a4683e"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.19.0"
+version = "1.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
+checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
 
 [[package]]
 name = "opaque-debug"
@@ -2941,7 +3237,7 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4e69bf016dc406eff7d53a7d3f7cf1c2e72c82b9088aac1118591e36dd2cd3e9"
 dependencies = [
- "bitcoin_hashes 0.13.0",
+ "bitcoin_hashes",
  "rand",
  "rand_core",
  "serde",
@@ -3027,6 +3323,15 @@ version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
 
+[[package]]
+name = "pbkdf2"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83a0692ec44e4cf1ef28ca317f14f8f07da2d95ec3fa01f86e4467b725e60917"
+dependencies = [
+ "digest 0.10.7",
+]
+
 [[package]]
 name = "pbkdf2"
 version = "0.12.2"
@@ -3057,7 +3362,7 @@ dependencies = [
  "proc-macro2",
  "proc-macro2-diagnostics",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -3068,22 +3373,22 @@ checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"
 
 [[package]]
 name = "pin-project"
-version = "1.1.5"
+version = "1.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6bf43b791c5b9e34c3d182969b4abb522f9343702850a2e57f460d00d09b4b3"
+checksum = "baf123a161dde1e524adf36f90bc5d8d3462824a9c43553ad07a8183161189ec"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "1.1.5"
+version = "1.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
+checksum = "a4502d8515ca9f32f1fb543d987f63d95a14934883db45bdb48060b6b69257f8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -3153,7 +3458,7 @@ dependencies = [
  "polkavm-common",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -3163,7 +3468,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ba81f7b5faac81e528eb6158a6f3c9e0bb1008e0ffa19653bc8dea925ecb429"
 dependencies = [
  "polkavm-derive-impl",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -3226,7 +3531,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "479cf940fbbb3426c32c5d5176f62ad57549a0bb84773423ba8be9d089f5faba"
 dependencies = [
  "proc-macro2",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -3236,10 +3541,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b34d9fd68ae0b74a41b21c03c2f62847aa0ffea044eee893b4c140b37e244e2"
 dependencies = [
  "fixed-hash",
- "impl-codec",
+ "impl-codec 0.6.0",
  "impl-serde",
  "scale-info",
- "uint",
+ "uint 0.9.5",
+]
+
+[[package]]
+name = "primitive-types"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d15600a7d856470b7d278b3fe0e311fe28c2526348549f8ef2ff7db3299c87f5"
+dependencies = [
+ "fixed-hash",
+ "impl-codec 0.7.0",
+ "impl-num-traits",
+ "uint 0.10.0",
 ]
 
 [[package]]
@@ -3287,9 +3604,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.86"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
+checksum = "b3e4daa0dcf6feba26f985457cdf104d4b4256fc5a09547140f3631bb076b19a"
 dependencies = [
  "unicode-ident",
 ]
@@ -3302,11 +3619,17 @@ checksum = "af066a9c399a26e020ada66a034357a868728e72cd426f3adcd35f80d88d88c8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
  "version_check",
  "yansi",
 ]
 
+[[package]]
+name = "quick-error"
+version = "1.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
+
 [[package]]
 name = "quote"
 version = "1.0.37"
@@ -3374,9 +3697,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.5.6"
+version = "0.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "355ae415ccd3a04315d3f8246e86d67689ea74d88d915576e1589a351062a13b"
+checksum = "9b6dfecf2c74bce2466cabf93f6664d6998a69eb21e39f4207930065b27b771f"
 dependencies = [
  "bitflags 2.6.0",
 ]
@@ -3398,19 +3721,19 @@ checksum = "bcc303e793d3734489387d205e9b186fac9c6cfacedd98cbb2e8a5943595f3e6"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
 name = "regex"
-version = "1.10.6"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4219d74c6b67a3654a9fbebc4b419e22126d13d2f3c4a07ee0cb61ff79a79619"
+checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-automata 0.4.7",
- "regex-syntax 0.8.4",
+ "regex-automata 0.4.8",
+ "regex-syntax 0.8.5",
 ]
 
 [[package]]
@@ -3424,13 +3747,13 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
+checksum = "368758f23274712b504848e9d5a6f010445cc8b87a7cdb4d7cbee666c1288da3"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax 0.8.4",
+ "regex-syntax 0.8.5",
 ]
 
 [[package]]
@@ -3441,9 +3764,19 @@ checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.4"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
+
+[[package]]
+name = "resolv-conf"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
+checksum = "52e44394d2086d010551b14b53b1f24e31647570cd1deb0379e2c21b329aba00"
+dependencies = [
+ "hostname",
+ "quick-error",
+]
 
 [[package]]
 name = "rfc6979"
@@ -3537,7 +3870,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rocket_http",
- "syn 2.0.77",
+ "syn 2.0.79",
  "unicode-xid",
  "version_check",
 ]
@@ -3559,6 +3892,28 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "rocket_db_pools"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c6578b2740ceee3e78bff63fe9299d964b7e68318446cdcb9af3b9cab46e1e9d"
+dependencies = [
+ "mongodb",
+ "rocket",
+ "rocket_db_pools_codegen",
+ "version_check",
+]
+
+[[package]]
+name = "rocket_db_pools_codegen"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "842e859f2e87a23efc0f81e25756c0fb43f18726e62daf99da7ea19fbc56cebd"
+dependencies = [
+ "devise",
+ "quote",
+]
+
 [[package]]
 name = "rocket_http"
 version = "0.5.1"
@@ -3607,13 +3962,32 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e75f6a532d0fd9f7f13144f392b6ad56a32696bfcd9c78f797f16bbb6f072d6"
 
+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
+dependencies = [
+ "semver 0.9.0",
+]
+
 [[package]]
 name = "rustc_version"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
 dependencies = [
- "semver",
+ "semver 1.0.23",
+]
+
+[[package]]
+name = "rustc_version_runtime"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d31b7153270ebf48bf91c65ae5b0c00e749c4cfad505f66530ac74950249582f"
+dependencies = [
+ "rustc_version 0.2.3",
+ "semver 0.9.0",
 ]
 
 [[package]]
@@ -3674,7 +4048,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5bfb394eeed242e909609f56089eecfe5fda225042e8b171791b9c95f5931e5"
 dependencies = [
  "openssl-probe",
- "rustls-pemfile 2.1.3",
+ "rustls-pemfile 2.2.0",
  "rustls-pki-types",
  "schannel",
  "security-framework",
@@ -3691,19 +4065,18 @@ dependencies = [
 
 [[package]]
 name = "rustls-pemfile"
-version = "2.1.3"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "196fe16b00e106300d3e45ecfcb764fa292a535d7326a29a5875c579c7417425"
+checksum = "dce314e5fee3f39953d46bb63bb8a46d40c2f8fb7cc5a3b6cab2bde9721d6e50"
 dependencies = [
- "base64 0.22.1",
  "rustls-pki-types",
 ]
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.8.0"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc0a2ce646f8655401bb81e7927b812614bd5d91dbc968696be50603510fcaf0"
+checksum = "0e696e35370c65c9c541198af4543ccd580cf17fc25d8e05c5a242b202488c55"
 
 [[package]]
 name = "rustls-webpki"
@@ -3778,7 +4151,7 @@ checksum = "afc79ba56a1c742f5aeeed1f1801f3edf51f7e818f0a54582cac6f131364ea7b"
 dependencies = [
  "derive_more",
  "parity-scale-codec",
- "primitive-types",
+ "primitive-types 0.12.2",
  "scale-bits",
  "scale-decode-derive",
  "scale-type-resolver",
@@ -3805,7 +4178,7 @@ checksum = "628800925a33794fb5387781b883b5e14d130fece9af5a63613867b8de07c5c7"
 dependencies = [
  "derive_more",
  "parity-scale-codec",
- "primitive-types",
+ "primitive-types 0.12.2",
  "scale-bits",
  "scale-encode-derive",
  "scale-type-resolver",
@@ -3870,7 +4243,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scale-info",
- "syn 2.0.77",
+ "syn 2.0.79",
  "thiserror",
 ]
 
@@ -3897,9 +4270,9 @@ dependencies = [
 
 [[package]]
 name = "schannel"
-version = "0.1.24"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9aaafd5a2b6e3d657ff009d82fbd630b6bd54dd4eb06f21693925cdf80f9b8b"
+checksum = "01227be5826fa0690321a2ba6c5cd57a19cf3f6a09e76973b58e61de6ab9d1c1"
 dependencies = [
  "windows-sys 0.59.0",
 ]
@@ -4021,12 +4394,27 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+dependencies = [
+ "semver-parser",
+]
+
 [[package]]
 name = "semver"
 version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
 
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
+
 [[package]]
 name = "serde"
 version = "1.0.210"
@@ -4063,7 +4451,7 @@ checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4072,6 +4460,7 @@ version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
 dependencies = [
+ "indexmap",
  "itoa",
  "memchr",
  "ryu",
@@ -4087,6 +4476,28 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_with"
+version = "1.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678b5a069e50bf00ecd22d0cd8ddf7c236f68581b03db652061ed5eb13a312ff"
+dependencies = [
+ "serde",
+ "serde_with_macros",
+]
+
+[[package]]
+name = "serde_with_macros"
+version = "1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e182d6ec6f05393cc0e5ed1bf81ad6db3a8feedf8ee515ecdd369809bcce8082"
+dependencies = [
+ "darling 0.13.4",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "serdect"
 version = "0.2.0"
@@ -4110,6 +4521,17 @@ dependencies = [
  "opaque-debug",
 ]
 
+[[package]]
+name = "sha-1"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f5058ada175748e33390e40e872bd0fe59a19f265d0158daa551c5a88a76009c"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest 0.10.7",
+]
+
 [[package]]
 name = "sha1"
 version = "0.10.6"
@@ -4267,7 +4689,7 @@ dependencies = [
  "num-bigint",
  "num-rational",
  "num-traits",
- "pbkdf2",
+ "pbkdf2 0.12.2",
  "pin-project",
  "poly1305",
  "rand",
@@ -4324,6 +4746,16 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f7916fc008ca5542385b89a3d3ce689953c143e9304a9bf8beec1de48994c0d"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "socket2"
 version = "0.5.7"
@@ -4346,7 +4778,7 @@ dependencies = [
  "httparse",
  "log",
  "rand",
- "sha-1",
+ "sha-1 0.9.8",
 ]
 
 [[package]]
@@ -4383,7 +4815,7 @@ dependencies = [
  "proc-macro-crate 3.2.0",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4471,7 +4903,7 @@ dependencies = [
  "bs58",
  "dyn-clonable",
  "ed25519-zebra",
- "etf-crypto-primitives 0.2.4 (git+https://github.com/ideal-lab5/etf-sdk.git?branch=w3fbls-migration)",
+ "etf-crypto-primitives 0.2.4 (git+http://github.com/ideal-lab5/etf-sdk?branch=w3fbls-migration)",
  "futures",
  "hash-db",
  "hash256-std-hasher",
@@ -4485,7 +4917,7 @@ dependencies = [
  "parity-scale-codec",
  "parking_lot",
  "paste",
- "primitive-types",
+ "primitive-types 0.12.2",
  "rand",
  "scale-info",
  "schnorrkel",
@@ -4509,7 +4941,7 @@ dependencies = [
 [[package]]
 name = "sp-crypto-ec-utils"
 version = "0.10.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "ark-bls12-377",
  "ark-bls12-377-ext",
@@ -4560,7 +4992,7 @@ source = "git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing#0bd1
 dependencies = [
  "quote",
  "sp-crypto-hashing 0.1.0 (git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing)",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4570,17 +5002,17 @@ source = "git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing#0bd1
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
 name = "sp-debug-derive"
 version = "14.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4596,7 +5028,7 @@ dependencies = [
 [[package]]
 name = "sp-externalities"
 version = "0.25.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "environmental",
  "parity-scale-codec",
@@ -4712,7 +5144,7 @@ dependencies = [
  "impl-trait-for-tuples",
  "parity-scale-codec",
  "polkavm-derive",
- "primitive-types",
+ "primitive-types 0.12.2",
  "sp-externalities 0.25.0 (git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing)",
  "sp-runtime-interface-proc-macro 17.0.0 (git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing)",
  "sp-std 14.0.0 (git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing)",
@@ -4725,13 +5157,13 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface"
 version = "24.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "bytes",
  "impl-trait-for-tuples",
  "parity-scale-codec",
  "polkavm-derive",
- "primitive-types",
+ "primitive-types 0.13.1",
  "sp-externalities 0.25.0 (git+https://github.com/paritytech/polkadot-sdk)",
  "sp-runtime-interface-proc-macro 17.0.0 (git+https://github.com/paritytech/polkadot-sdk)",
  "sp-std 14.0.0 (git+https://github.com/paritytech/polkadot-sdk)",
@@ -4751,20 +5183,20 @@ dependencies = [
  "proc-macro-crate 3.2.0",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
 name = "sp-runtime-interface-proc-macro"
 version = "17.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "Inflector",
  "expander",
  "proc-macro-crate 3.2.0",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4795,7 +5227,7 @@ source = "git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing#0bd1
 [[package]]
 name = "sp-std"
 version = "14.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 
 [[package]]
 name = "sp-storage"
@@ -4812,7 +5244,7 @@ dependencies = [
 [[package]]
 name = "sp-storage"
 version = "19.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "impl-serde",
  "parity-scale-codec",
@@ -4835,7 +5267,7 @@ dependencies = [
 [[package]]
 name = "sp-tracing"
 version = "16.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "parity-scale-codec",
  "tracing",
@@ -4891,7 +5323,7 @@ dependencies = [
  "parity-scale-codec",
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -4907,7 +5339,7 @@ dependencies = [
 [[package]]
 name = "sp-wasm-interface"
 version = "20.0.0"
-source = "git+https://github.com/paritytech/polkadot-sdk#a5e40d0cd0a0d941d6fe58aa278fedfcb9102710"
+source = "git+https://github.com/paritytech/polkadot-sdk#6765bcd8a34bc47b4f8ad0c5c9f00574e3b1b9af"
 dependencies = [
  "anyhow",
  "impl-trait-for-tuples",
@@ -4947,9 +5379,9 @@ dependencies = [
 
 [[package]]
 name = "ss58-registry"
-version = "1.50.0"
+version = "1.51.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43fce22ed1df64d04b262351c8f9d5c6da4f76f79f25ad15529792f893fad25d"
+checksum = "19409f13998e55816d1c728395af0b52ec066206341d939e22e7766df9b494b8"
 dependencies = [
  "Inflector",
  "num-format",
@@ -4984,6 +5416,17 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
+[[package]]
+name = "stringprep"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b4df3d392d81bd458a8a621b8bffbd2302a12ffe288a9d931670948749463b1"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+ "unicode-properties",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -5024,7 +5467,7 @@ version = "0.4.7"
 source = "git+https://github.com/ideal-lab5/polkadot-sdk.git?branch=testing#0bd1f08ed576063e678539edafdf3a589ff3989e"
 dependencies = [
  "hmac 0.12.1",
- "pbkdf2",
+ "pbkdf2 0.12.2",
  "schnorrkel",
  "sha2 0.10.8",
  "zeroize",
@@ -5054,7 +5497,7 @@ dependencies = [
  "instant",
  "jsonrpsee",
  "parity-scale-codec",
- "primitive-types",
+ "primitive-types 0.12.2",
  "scale-bits",
  "scale-decode",
  "scale-encode",
@@ -5088,7 +5531,7 @@ dependencies = [
  "scale-info",
  "scale-typegen",
  "subxt-metadata",
- "syn 2.0.77",
+ "syn 2.0.79",
  "thiserror",
  "tokio",
 ]
@@ -5122,7 +5565,7 @@ dependencies = [
  "quote",
  "scale-typegen",
  "subxt-codegen",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -5151,7 +5594,7 @@ dependencies = [
  "hex",
  "hmac 0.12.1",
  "parity-scale-codec",
- "pbkdf2",
+ "pbkdf2 0.12.2",
  "regex",
  "schnorrkel",
  "secp256k1",
@@ -5175,15 +5618,21 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.77"
+version = "2.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f35bcdf61fd8e7be6caf75f429fdca8beb3ed76584befb503b1569faee373ed"
+checksum = "89132cd0bf050864e1d38dc3bbc07a0eb8e7530af26344d3d2bbbef83499f590"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-ident",
 ]
 
+[[package]]
+name = "take_mut"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f764005d11ee5f36500a149ace24e00e3da98b0158b3e2d53a7495660d3f4d60"
+
 [[package]]
 name = "tap"
 version = "1.0.1"
@@ -5192,9 +5641,9 @@ checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
 [[package]]
 name = "tempfile"
-version = "3.12.0"
+version = "3.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04cbcdd0c794ebb0d4cf35e88edd2f7d2c4c3e9a5a6dab322839b321c6a87a64"
+checksum = "f0f2c9fc62d0beef6951ccffd757e241266a2c833136efbe35af6cd2567dca5b"
 dependencies = [
  "cfg-if",
  "fastrand",
@@ -5229,7 +5678,7 @@ checksum = "08904e7672f5eb876eaaf87e0ce17857500934f4981c4a0ab2b4aa98baac7fc3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -5300,7 +5749,7 @@ dependencies = [
  "mio",
  "pin-project-lite",
  "signal-hook-registry",
- "socket2",
+ "socket2 0.5.7",
  "tokio-macros",
  "windows-sys 0.52.0",
 ]
@@ -5313,7 +5762,7 @@ checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -5467,7 +5916,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -5531,6 +5980,51 @@ dependencies = [
  "hash-db",
 ]
 
+[[package]]
+name = "trust-dns-proto"
+version = "0.21.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c31f240f59877c3d4bb3b3ea0ec5a6a0cff07323580ff8c7a605cd7d08b255d"
+dependencies = [
+ "async-trait",
+ "cfg-if",
+ "data-encoding",
+ "enum-as-inner",
+ "futures-channel",
+ "futures-io",
+ "futures-util",
+ "idna 0.2.3",
+ "ipnet",
+ "lazy_static",
+ "log",
+ "rand",
+ "smallvec",
+ "thiserror",
+ "tinyvec",
+ "tokio",
+ "url",
+]
+
+[[package]]
+name = "trust-dns-resolver"
+version = "0.21.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4ba72c2ea84515690c9fcef4c6c660bb9df3036ed1051686de84605b74fd558"
+dependencies = [
+ "cfg-if",
+ "futures-util",
+ "ipconfig",
+ "lazy_static",
+ "log",
+ "lru-cache",
+ "parking_lot",
+ "resolv-conf",
+ "smallvec",
+ "thiserror",
+ "tokio",
+ "trust-dns-proto",
+]
+
 [[package]]
 name = "try-lock"
 version = "0.2.5"
@@ -5549,6 +6043,17 @@ dependencies = [
  "static_assertions",
 ]
 
+[[package]]
+name = "typed-builder"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89851716b67b937e393b3daa8423e67ddfc4bbbf1654bcf05488e95e0828db0c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "typenum"
 version = "1.17.0"
@@ -5576,6 +6081,18 @@ dependencies = [
  "static_assertions",
 ]
 
+[[package]]
+name = "uint"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "909988d098b2f738727b161a106cfc7cab00c539c2687a8836f8e565976fb53e"
+dependencies = [
+ "byteorder",
+ "crunchy",
+ "hex",
+ "static_assertions",
+]
+
 [[package]]
 name = "uncased"
 version = "0.9.10"
@@ -5607,9 +6124,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.15"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08f95100a766bf4f8f28f90d77e0a5461bbdb219042e7679bebe79004fed8d75"
+checksum = "5ab17db44d7388991a428b2ee655ce0c212e862eff1768a455c58f9aad6e7893"
 
 [[package]]
 name = "unicode-ident"
@@ -5626,6 +6143,12 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "unicode-properties"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e70f2a8b45122e719eb623c01822704c4e0907e7e426a05927e1a1cfff5b75d0"
+
 [[package]]
 name = "unicode-xid"
 version = "0.2.6"
@@ -5655,7 +6178,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22784dbdf76fdde8af1aeda5622b546b422b6fc585325248a2bf9f5e41e94d6c"
 dependencies = [
  "form_urlencoded",
- "idna",
+ "idna 0.5.0",
  "percent-encoding",
 ]
 
@@ -5665,6 +6188,16 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "uuid"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81dfa00651efa65069b0b6b651f4aaa31ba9e3c3ce0137aaad053604ee7e0314"
+dependencies = [
+ "getrandom",
+ "serde",
+]
+
 [[package]]
 name = "valuable"
 version = "0.1.0"
@@ -5726,6 +6259,61 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.93"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a82edfc16a6c469f5f44dc7b571814045d60404b55a0ee849f9bcfa2e63dd9b5"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.93"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9de396da306523044d3302746f1208fa71d7532227f15e347e2d93e4145dd77b"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.79",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.93"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "585c4c91a46b072c92e908d99cb1dcdf95c5218eeb6f3bf1efa991ee7a68cccf"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.93"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afc340c74d9005395cf9dd098506f7f44e38f2b4a21c6aaacf9a105ea5e1e836"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.79",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.93"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c62a0a307cb4a311d3a07867860911ca130c3494e8c2719593806c08bc5d0484"
+
 [[package]]
 name = "wasmi"
 version = "0.31.2"
@@ -5766,6 +6354,18 @@ dependencies = [
  "indexmap-nostd",
 ]
 
+[[package]]
+name = "webpki-roots"
+version = "0.25.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f20c57d8d7db6d3b86154206ae5d8fba62dd39573114de97c2cb0578251f8e1"
+
+[[package]]
+name = "widestring"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7219d36b6eac893fa81e84ebe06485e7dcbb616177469b142df14f1f4deb1311"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -5788,7 +6388,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -5806,6 +6406,24 @@ dependencies = [
  "windows-targets 0.48.5",
 ]
 
+[[package]]
+name = "windows-core"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
+dependencies = [
+ "windows-targets 0.52.6",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.52.0"
@@ -5963,6 +6581,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winreg"
+version = "0.50.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "524e57b2c537c0f9b1e69f1965311ec12182b4122e45035b1508cd24d2adadb1"
+dependencies = [
+ "cfg-if",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "wyz"
 version = "0.5.1"
@@ -6017,7 +6645,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
 
 [[package]]
@@ -6037,5 +6665,5 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.77",
+ "syn 2.0.79",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 4667350..a191bc9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,3 +20,8 @@ subxt-signer = "0.35.2"
 subxt = "0.35.2"
 hex = "0.4.3"
 parity-scale-codec = "3.6.12"
+dotenv = "0.15.0"
+
+[dependencies.rocket_db_pools]
+version = "0.2.0"
+features = ["mongodb"]
diff --git a/README.md b/README.md
index 94ce3fb..0096c04 100644
--- a/README.md
+++ b/README.md
@@ -8,11 +8,10 @@ This is a simple API that allows you to interact with [Murmur Core](https://gith
 cargo run
 ```
 
-## Environment Variables
+## Database
 
-In live environments you should set the following environment variables:
+This project requires MongoDB as its database. Make sure you have an instance running. You can set up one on [mongodb.com](mongodb.com).
 
-```bash
-export SALT="your_salt_string" # 16 chars length
-export EPHEM_MSK="1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32" # 32 comma separated u8 values
-```
+## Environment Variables
+
+Copy `.env.example` to `.env` and set its variables.
diff --git a/src/main.rs b/src/main.rs
index ebd5811..092f357 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -22,22 +22,27 @@ mod translate;
 mod types;
 mod utils;
 
+use dotenv::dotenv;
 use murmur::{BlockNumber, RuntimeCall};
 use parity_scale_codec::Decode;
 use rocket::{
 	http::{Cookie, CookieJar, Method, SameSite, Status},
 	serde::json::Json,
+	State,
 };
 use rocket_cors::{AllowedHeaders, AllowedOrigins, CorsOptions};
+use rocket_db_pools::mongodb::bson::doc;
+use std::env;
+use store::Store;
 use types::{AuthRequest, CreateRequest, CreateResponse, ExecuteRequest, ExecuteResponse};
-use utils::{check_cookie, derive_seed, get_ephem_msk, get_salt, MurmurError};
+use utils::{check_cookie, derive_seed, MurmurError};
 
 #[post("/authenticate", data = "<auth_request>")]
 /// Authenticate the user and start a session
 async fn authenticate(auth_request: Json<AuthRequest>, cookies: &CookieJar<'_>) -> &'static str {
 	let username = &auth_request.username;
 	let password = &auth_request.password;
-	let seed = derive_seed(username, password, &get_salt());
+	let seed = derive_seed(username, password, &env::var("SALT").unwrap());
 
 	let username_cookie = Cookie::build(("username", username.clone()))
 		.path("/")
@@ -61,6 +66,7 @@ async fn authenticate(auth_request: Json<AuthRequest>, cookies: &CookieJar<'_>)
 async fn create(
 	cookies: &CookieJar<'_>,
 	request: Json<CreateRequest>,
+	db: &State<Store>,
 ) -> Result<CreateResponse, (Status, String)> {
 	check_cookie(cookies, |username, seed| async {
 		let round_pubkey_bytes = translate::pubkey_to_bytes(&request.round_pubkey)
@@ -73,17 +79,19 @@ async fn create(
 			let next_block: BlockNumber = request.current_block + i;
 			schedule.push(next_block);
 		}
+
 		// 2. create mmr
-		let (payload, store) = murmur::create(
-			username.into(),
-			seed.into(),
-			get_ephem_msk(), // TODO: replace with an hkdf? https://github.com/ideal-lab5/murmur/issues/13
-			schedule,
-			round_pubkey_bytes,
-		)
-		.map_err(|e| (Status::InternalServerError, MurmurError(e).to_string()))?;
+		let ephem_msk = translate::str_to_bytes(&env::var("EPHEM_MSK").unwrap())
+			.map_err(|e| (Status::InternalServerError, e.to_string()))?; // TODO: replace with an hkdf? https://github.com/ideal-lab5/murmur/issues/13
+		let (payload, store) =
+			murmur::create(username.into(), seed.into(), ephem_msk, schedule, round_pubkey_bytes)
+				.map_err(|e| (Status::InternalServerError, MurmurError(e).to_string()))?;
+
 		// 3. add to storage
-		store::write(store.clone());
+		db.write(username.into(), store.clone())
+			.await
+			.map_err(|e| (Status::InternalServerError, e.to_string()))?;
+
 		// 4. return the call data
 		Ok(CreateResponse { payload: payload.into() })
 	})
@@ -95,14 +103,22 @@ async fn create(
 async fn execute(
 	cookies: &CookieJar<'_>,
 	request: Json<ExecuteRequest>,
+	db: &State<Store>,
 ) -> Result<ExecuteResponse, (Status, String)> {
 	check_cookie(cookies, |username, seed| async {
-		let store = store::load();
+		println!("Executing transaction for user");
+		let mmr_option = db
+			.load(username.into())
+			.await
+			.map_err(|e| (Status::InternalServerError, e.to_string()))?;
+		println!("mmr_option: ");
+		let store = mmr_option
+			.ok_or((Status::InternalServerError, format!("No Murmur Store for username")))?;
 		let target_block = request.current_block + 1;
-
+		println!("target_block: ");
 		let runtime_call = RuntimeCall::decode(&mut &request.runtime_call[..])
 			.map_err(|e| (Status::InternalServerError, e.to_string()))?;
-
+		println!("runtime_call:");
 		let payload = murmur::prepare_execute(
 			username.into(),
 			seed.into(),
@@ -111,14 +127,16 @@ async fn execute(
 			runtime_call,
 		)
 		.map_err(|e| (Status::InternalServerError, MurmurError(e).to_string()))?;
-
+		println!("payload: ");
 		Ok(ExecuteResponse { payload: payload.into() })
 	})
 	.await
 }
 
 #[launch]
-fn rocket() -> _ {
+async fn rocket() -> _ {
+	dotenv().ok();
+	let store = Store::init().await;
 	let cors = CorsOptions::default()
 		.allowed_origins(AllowedOrigins::all())
 		.allowed_methods(
@@ -132,5 +150,8 @@ fn rocket() -> _ {
 		.to_cors()
 		.unwrap();
 
-	rocket::build().mount("/", routes![authenticate, create, execute]).attach(cors)
+	rocket::build()
+		.mount("/", routes![authenticate, create, execute])
+		.manage(store)
+		.attach(cors)
 }
diff --git a/src/store.rs b/src/store.rs
index d490c0c..d9b304a 100644
--- a/src/store.rs
+++ b/src/store.rs
@@ -14,20 +14,103 @@
  * limitations under the License.
  */
 
+use hex::decode;
 use murmur::MurmurStore;
-use std::fs::File;
+use parity_scale_codec::{Decode, Encode};
+use rocket::{
+	futures::TryStreamExt,
+	serde::{Deserialize, Serialize},
+};
+use rocket_db_pools::mongodb::{
+	bson::doc, error::Error as DbError, options::UpdateOptions, results::UpdateResult, Client,
+	Collection,
+};
+use std::env;
+use std::fmt::Display;
 
-pub(crate) fn load() -> MurmurStore {
-	// TODO: load from DB
-	let mmr_store_file = File::open("mmr_store").expect("Unable to open file");
-	let data: MurmurStore = serde_cbor::from_reader(mmr_store_file).unwrap();
+#[derive(Serialize, Deserialize)]
+pub struct MurmurDbObject {
+	pub mmr: String,
+	pub username: String,
+}
+
+pub(crate) struct Store {
+	pub(crate) col: Collection<MurmurDbObject>,
+}
+
+pub enum Error {
+	/// Db error
+	Db(DbError),
+	Hex(hex::FromHexError),
+	Codec(parity_scale_codec::Error),
+}
+
+impl Display for Error {
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+		match self {
+			Error::Db(e) => write!(f, "Db error: {}", e),
+			Error::Hex(e) => write!(f, "Hex error: {}", e),
+			Error::Codec(e) => write!(f, "Codec error: {}", e),
+		}
+	}
+}
+
+impl From<DbError> for Error {
+	fn from(e: DbError) -> Self {
+		Error::Db(e)
+	}
+}
+
+impl From<hex::FromHexError> for Error {
+	fn from(e: hex::FromHexError) -> Self {
+		Error::Hex(e)
+	}
+}
 
-	data
+impl From<parity_scale_codec::Error> for Error {
+	fn from(e: parity_scale_codec::Error) -> Self {
+		Error::Codec(e)
+	}
 }
 
-/// Write the MMR data to a file
-pub(crate) fn write(mmr_store: MurmurStore) {
-	// TODO: write to DB
-	let mmr_store_file = File::create("mmr_store").expect("It should create the file");
-	serde_cbor::to_writer(mmr_store_file, &mmr_store).unwrap();
+impl Store {
+	pub(crate) async fn init() -> Self {
+		let client = Client::with_uri_str(env::var("DB_URI").unwrap()).await.unwrap();
+		let col = client
+			.database(&env::var("DB_NAME").unwrap())
+			.collection(&env::var("DB_COLLECTION").unwrap());
+		Store { col }
+	}
+
+	pub(crate) async fn load(&self, username: &str) -> Result<Option<MurmurStore>, Error> {
+		let filter = doc! {"username": username};
+		let mut mmr_cursor = self.col.find(filter, None).await?;
+
+		let mmr_option = mmr_cursor.try_next().await?;
+		match mmr_option {
+			Some(mmr_db_object) => {
+				let mmr_vec = decode(mmr_db_object.mmr)?;
+				let mmr_store = MurmurStore::decode(&mut mmr_vec.as_slice())?;
+				Ok(Some(mmr_store))
+			},
+			None => Ok(None),
+		}
+	}
+
+	pub(crate) async fn write(
+		&self,
+		username: String,
+		mmr: MurmurStore,
+	) -> Result<UpdateResult, Error> {
+		let mmr_encoded = hex::encode(MurmurStore::encode(&mmr));
+		let murmur_data_object = MurmurDbObject { mmr: mmr_encoded, username: username.clone() };
+
+		let filter = doc! { "username": &username };
+		let update = doc! { "$set": { "mmr": &murmur_data_object.mmr, "username": &murmur_data_object.username } };
+		let options = UpdateOptions::builder().upsert(true).build();
+
+		let insert_result: rocket_db_pools::mongodb::results::UpdateResult =
+			self.col.update_one(filter, update, options).await?;
+		Ok(insert_result)
+	}
 }
diff --git a/src/translate.rs b/src/translate.rs
index 428acfb..7479244 100644
--- a/src/translate.rs
+++ b/src/translate.rs
@@ -21,3 +21,13 @@ pub(crate) fn pubkey_to_bytes(pubkey: &str) -> Result<Vec<u8>, String> {
 		hex::decode(pubkey).map_err(|_| format!("Wrong input `{:?}`", pubkey))?;
 	Ok(round_pubkey_bytes)
 }
+
+/// Convert a string of comma-separated integers to a fixed-size array of bytes
+pub(crate) fn str_to_bytes(input: &str) -> Result<[u8; 32], &str> {
+	let vec: Vec<u8> = input
+		.split(',')
+		.map(|s| s.trim().parse().expect(&format!("Invalid integer in input {}", input)))
+		.collect();
+	let sized: [u8; 32] = vec.try_into().map_err(|_| "Vector length is not 32")?;
+	Ok(sized)
+}
diff --git a/src/utils.rs b/src/utils.rs
index 45cc9af..ef61980 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -16,7 +16,6 @@
 
 use bcrypt::hash_with_salt;
 use rocket::http::{CookieJar, Status};
-use std::env;
 
 pub(crate) async fn check_cookie<'a, F, Fut, R>(
 	cookies: &'a CookieJar<'_>,
@@ -63,22 +62,3 @@ impl std::fmt::Display for MurmurError {
 		}
 	}
 }
-
-pub(crate) fn get_salt() -> String {
-	env::var("SALT").unwrap_or_else(|_| "0123456789abcdef".to_string())
-}
-
-pub(crate) fn get_ephem_msk() -> [u8; 32] {
-	let ephem_msk_str = env::var("EPHEM_MSK").unwrap_or_else(|_| {
-		"1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1".to_string()
-	});
-	let ephem_msk_vec: Vec<u8> = ephem_msk_str
-		.split(',')
-		.map(|s| s.trim().parse().expect("Invalid integer in EPHEM_MSK"))
-		.collect();
-	let mut ephem_msk = [0u8; 32];
-	for (i, &byte) in ephem_msk_vec.iter().enumerate().take(32) {
-		ephem_msk[i] = byte;
-	}
-	ephem_msk
-}