{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xd4777b94f48f919c2122305999d950e6eded0deebe4c1317f175fbb0a1ed2cb8",
    "signature": "0x8d6ea540e7644de0abca484528552f9d2d75ad87949a54d70f959bfdd2a8fc991832165b4ed5ed731e4443a7424de85db293f7364bfc691ae62437a24470a1961b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}