{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80359",
    "entityType": "User",
    "nonce": "0x4796e8b6a65796cfea61d03244b9d4633672c3ef231a52d08103771d83e0a5fe",
    "signature": "0x540de7b9166e9de974599adcb8b7eddd0e342e6c2fb35b06f6b1115a0d2f9a0f1e42e07f2b228da0feadef6ceb8fc9a852cf7ed3b341c2630cf7b3bbc8f2d50e1b",
    "signer": "0xcA2fC34A9E583F8E602b6FECA894286a1d17f1e2",
    "userId": "772779714"
  }
}