{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "222",
    "entityType": "User",
    "nonce": "0x965014f979cbbe4b6e8c8de93aaf4f045ddd02bad5988b8faa4fa0a5c653d3a9",
    "signature": "0xec63db9a54cbc099f4e731bb95da9f2c70a8dc64a4207ecb61baccc871beb3cf57be8191d8e90caf5d7278cacf65e7e60cb1ad1934ea2457f8c200d8d6dcc59c1c",
    "signer": "0x406e72F6E0477C3f341Eba89411b7939AEF4533B",
    "userId": "50722"
  }
}