{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18111",
    "entityType": "User",
    "nonce": "0xc5ffc5195ad28472f924d06d02d117b4d8d93543c40183fe689cd4fbef331781",
    "signature": "0x9724595336a60e9bab3041c7eeb924e0e43a5ed25d7b7ccb81dd4b470b91ee401dcfdb3e6e82f5113d6eaa0b15b636b1a620bdd7b196455c1e0cd016c54d02961b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}