{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937477517",
    "entityType": "User",
    "nonce": "0xac3ae47859a18d479d00efe9c42bbdf3e889a2e41bf25cdaf74e10d04305fc20",
    "signature": "0xaac475b037ef2174fd001dfd73421893f160807e073dc6ab75397c786e3361576c9ce028eff076c457a24dd96af1a88713ddc7636f0a943f63fa04853dc1569c1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}