{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0xfc2da15280ee6b6e54e5382e9b5287b48cf155756f75264c8a9e14ee97511481",
    "signature": "0xd060584f5bfd9e95af1b7ed2e194e2c29f742852e55c0001aa7c5cd7ab92735a0fd1ebbb5b94514b70f68a9b4565ddd04fed3a37926244b3c184a0bee299eab01c",
    "signer": "0x18e80443A33c763307bac21D4Ec54B381DFC58cA",
    "userId": "964025330"
  }
}