{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1721",
    "entityType": "User",
    "nonce": "0xfc58c7aa288f169acc0f23bd90479e225bfb31daab325b105025599f87e006fe",
    "signature": "0x7eae581cc3a23c08904e5de2d4140a68ee2b864fab5af3b661790c7d0ca52af92ceb2ab9a1332e23121d69a3b2ab80369fa727fa6f291464c95ca31f6c6566c51c",
    "signer": "0x5a7B3A7caabFa09e84C3700488a4e04ed2167BDc",
    "userId": "661577095"
  }
}