{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x92ae6d4bfdf28bd8eba0efb3ff3f03ef6d576e8935fa67a60ee487e62ab60bfa",
    "signature": "0xc78233b3fa97a744bdc27b44c47e44e8a92333c69e1a5430789adedb9bc2f94305d2de078b740d0c10e3df923251dd1b458991bcd73a402f6b93d6dc46a5e9b41c",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}