{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "11440",
    "entityType": "User",
    "nonce": "0xc1926b50a457a2d475ed5779829a603a04c8bf1d18a898187c145a5619809334",
    "signature": "0x4cfacbff3903b5b6127e6b5ff7b3a2cb8db794699cea1aa9f84a43534720bb0b2ad16e5d50e7b898de9910dd656c3636cf805fc4c382131842d43db5d07986311b",
    "signer": "0x4f4C18220D065b5195F09E23993B70Faa751F0C0",
    "userId": "583021207"
  }
}