{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "143522",
    "entityType": "User",
    "nonce": "0x6660509a2c869b886d771001be17ebb891907324c0425213dda0d6ce031b556e",
    "signature": "0x8a5e136881a0a8fb11a4c550ed1e27bd2e8d3a583958a0a78d219807e21cd2001502d921f04a4f1ce5371b5956805cdb2e6ca8fff4370d3d55be7db0bf69cc621c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}