{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0x74d8c073eec5b19bc4f7988225716dd6947782d218992b7264e2e5cfb19a92c5",
    "signature": "0xe1e170446920a95ac3a2b9684959ef6caad0609eb1c95d9a8944407304fdacd06b6f5dd36e2f6db5e29db8720d9bc5466baca2e4a207f4a3dce935a7a59f43fc1c",
    "signer": "0x222534475146193b99B68F2E3830ED2b44307C2D",
    "userId": "991417453"
  }
}