{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51696",
    "entityType": "User",
    "nonce": "0x1519c4878ac8b4c87b1e3663cba53002d7c5f1083ef66f3a6226af4143d5e1c6",
    "signature": "0x0edff25c500729829f25edaae040873f9a003eb914418e4075ec423e7715ba5d653094b5e92030e7cf7a019da1688a72f9648bf855aac2f28deeba13392e680e1b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}