{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "415050011",
    "entityType": "User",
    "nonce": "0x6ca9cd3acbb13f8e011e108f5d787d820af6dcb9e48c5b7ea09a45f329e04133",
    "signature": "0xd36bc3c097cc58d22063a102bf0c8aaaa3ae7e4982bb3b43b7d17c2da787573455f1727a8b8fa0a393ca4ca021a1cdd95174cf323bccaf4f2a295257c2c4714a1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}