{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "3396",
    "entityType": "User",
    "nonce": "0x3ebb8c50ef1bdcd71b41d645096b16cecf9f694ae7d578da9c96167397dc5a45",
    "signature": "0x4d5a55acb9a6fe5836c9199477ba067732d6f08269c6c6cddd99eef8525847e92550b1e9d0caf0b6dcc4458548f0983f1360b4793f3c980f8e4c990b5842a7d11b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}