{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "922686933",
    "entityType": "User",
    "nonce": "0xb983d70b140c2029942311db50038048e82586438fb11a851e9c93c91b54053f",
    "signature": "0x404119aea18ba7941a5bed1e1c4af2204e1af15e92806c6c3276be0d45d2a2f62902490bc1e84378fedca84fc51e37e7885e2083b8741de5a2181111289ff5371c",
    "signer": "0xd489B786708CDd8661b152CFF27695dC12c8c0C9",
    "userId": "647391197"
  }
}