{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "764",
    "entityType": "User",
    "nonce": "0x2bf8e54576c7e9380ec670fd563ca2702a3e39b479894075ca6e585f3acabe03",
    "signature": "0x0bb14638a605f490870adf1cdb7a5542e2c1424c4e1914a5edaee148c3f6e98f2e1c13092d22c4f73412131b3e21fe4a5917ad792df6a2753e5daf6518ec2bc61b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}