{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "52515",
    "entityType": "User",
    "nonce": "0x121b0753406b2eaa67ac919fafc05878cac76705832cf6bef03aa05eee1ed71c",
    "signature": "0xf90c585346e1a3c467a59fbd3905504151b790393b5bbae93d8cd8bf6285ca2a550d6820c95bea618ee47822932b8d5e68ab7438f82ce38829a897e2341ef98a1c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}