{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0xb488fef9fd316e25773e7c63a704bf42e65f65a76d0b530686d50b8740ae8414",
    "signature": "0xe556b3e14c87258010df5b31d36fbbd7a90a220bc3a1e942ab0c816ffa43bdf87530880bfc0a1feb59e0b4577ddf0dc1925be45d1cfb591e7a7419c8f23d7e3a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}