{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb967b41aabe344edd184e9f16bb4cfc274a1441ecbe459d5c755e3a0141712ec",
    "signature": "0x21b93c00759ec82da606a162a3fdd234f416aeabb4eaca9c18e94be16dd13546312c37a037d1398fd5520b37fadb2a44f1dc3fef8c5e20b41d1323a431a8f09b1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}