{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "580720856",
    "entityType": "User",
    "nonce": "0x2e5a5a007393877b1bc923d792e14f73ff5588e00c439640c2ad8005246ed302",
    "signature": "0xe6b9df2c2e34eeaaa795af0848f33621e7a5a7c261eea1862ba79b7c4fdd7a2b0dd1dda57df12cf10d7e8fa5d82b04c911aab4c92ebb4745a5a74946570750241b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}