{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "363750",
    "entityType": "User",
    "nonce": "0x4e07121836349b8d5aa3e5ec2472f26a3a12c281753ad7bd69c03a84cbe9912f",
    "signature": "0x1a48122c03aca7df687c13fb2c41f62d41832e21c6c57c36a73cb6a3e17604e50e4a0441b8a107abb2110355350d39ddf6f8fff93b45bb0b5b35328c054c950b1c",
    "signer": "0x280ca97a4b844B0848d04CEEc59eb4f44dc7d794",
    "userId": "390095"
  }
}