Chilkat Online Tools

Swift3 / Binance spot API / Ping/Keep-alive a ListenKey (USER_STREAM)

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func chilkatTest() {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let http = CkoHttp()!
    var success: Bool

    http.setRequestHeader("Content-Type", value: "application/json")
    http.setRequestHeader("X-MBX-APIKEY", value: "{{binance-api-key}}")

    var resp: CkoHttpResponse? = http.quickRequest("PUT", url: "https://domain.com/sapi/v1/userDataStream?listenKey=listen-key")
    if http.lastMethodSuccess == false {
        print("\(http.lastErrorText!)")
        return
    }

    print("\(resp!.statusCode.intValue)")
    print("\(resp!.bodyStr!)")
    resp = nil

}

Curl Command

curl -X PUT
	-H "Content-Type: application/json"
	-H "X-MBX-APIKEY: {{binance-api-key}}"
https://domain.com/sapi/v1/userDataStream?listenKey=listen-key

Postman Collection Item JSON

{
  "name": "Ping/Keep-alive a ListenKey (USER_STREAM)",
  "request": {
    "method": "PUT",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      },
      {
        "key": "X-MBX-APIKEY",
        "value": "{{binance-api-key}}",
        "type": "text"
      }
    ],
    "url": {
      "raw": "{{url}}/sapi/v1/userDataStream?listenKey=listen-key",
      "host": [
        "{{url}}"
      ],
      "path": [
        "sapi",
        "v1",
        "userDataStream"
      ],
      "query": [
        {
          "key": "listenKey",
          "value": "listen-key",
          "description": "User websocket listen key"
        }
      ]
    },
    "description": "Keepalive a user data stream to prevent a time out. User data streams will close after 60 minutes. It's recommended to send a ping about every 30 minutes.\n\nWeight: 1"
  },
  "response": [
  ]
}