diff --git a/docs/code/revocation_registry_size.md b/docs/code/revocation_registry_size.md
new file mode 100644
index 0000000000..ac9ffc8ed0
--- /dev/null
+++ b/docs/code/revocation_registry_size.md
@@ -0,0 +1,3 @@
+["CredentialDefinitionSendRequest" : {](https://github.com/rngadam/aries-cloudagent-python/blob/f331564cac2496431be32b235f931d94a42ee1de/open-api/openapi.json#L8852-L8877)
+
+https://github.com/rngadam/aries-cloudagent-python/blob/f331564cac2496431be32b235f931d94a42ee1de/open-api/openapi.json#L8851-L8878