{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "42975",
    "entityType": "User",
    "nonce": "0x4a3488e693b39fd1b70e4707d6d54267ab9d52db8ad7474f84849de511ccb3c5",
    "signature": "0x8b13c4ff8fcc83da133a00dda73a9d718a80be22c704ec0343ec811c0e4d4dd13fdf7c45e11bdee10799d2121e0942b1fa9b24c244cfdff17f956ca1d5b23e421b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}