{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926812517",
    "entityType": "User",
    "nonce": "0x3927c504ce9987b2ad3f9a3bfbabb92c32efc69fb1e0de505a9379b93f13c0f7",
    "signature": "0x16729f394bfc5ba541480f6a706da5614197391be197b4e0aa393ced9da838a01f05707eca0d93f77b67730156af749aa840df2f9c062a8047095faea908682f1b",
    "signer": "0xac9398fE3324BB093c993C791Db4a36624f5a248",
    "userId": "223946715"
  }
}