{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "388344",
    "entityType": "User",
    "nonce": "0xcdcd5877373d5b25761721dda694fd03915556dc208088b2e93f6a1136f0cc22",
    "signature": "0x4dac7e2b6e991d801bb6e6a8c4eb4f0343f10c0aa7ec64be8c89b7e41c9aadb51649aa326d10ffc3b1f3874d2d4ae9e5b7cd1789ed847a34ba72824e8057a07b1c",
    "signer": "0x3B15C1247a5CC34F846b88f0E04B262f39b05C1e",
    "userId": "563285188"
  }
}