{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "68021",
    "entityType": "User",
    "nonce": "0xe0eb603d126aaf65464ab6088ead070e5794945f209c9caf9b50b89ce3a70290",
    "signature": "0x7510b252c84cbc9c1b246f19f15280e3c2caf690062b30dda14e4008150109c858480f2582c11a5fab18f6d63ff91bcce97100476922e8a32b855ff51696db591b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}