{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "983049554",
    "entityType": "User",
    "nonce": "0x8f23db2f7a7d2e0ffe311c7d493e610df997fc562ddb546eda9098ae3252d0e1",
    "signature": "0x3918bd800c896d1df82c3a728516ad10618838748224d0fd0dd5faee361d3af53bcb51d3b3230e60dc11f42e9481e6d30f37f1fcd393f171f39273176a7176c41c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}