Chilkat Online Tools

DataFlex / Binance spot API / Request Quote (USER_DATA)

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Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoHttp
    Boolean iSuccess
    Variant vQueryParams
    Handle hoQueryParams
    Variant vResp
    Handle hoResp
    String sTemp1
    Integer iTemp1

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

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoQueryParams
    If (Not(IsComObjectCreated(hoQueryParams))) Begin
        Send CreateComObject of hoQueryParams
    End
    Get ComUpdateString Of hoQueryParams "quoteAsset" "USDT" To iSuccess
    Get ComUpdateString Of hoQueryParams "baseAsset" "BUSD" To iSuccess
    Get ComUpdateString Of hoQueryParams "quoteQty" "" To iSuccess
    Get ComUpdateString Of hoQueryParams "timestamp" "{{timestamp}}" To iSuccess
    Get ComUpdateString Of hoQueryParams "signature" "{{signature}}" To iSuccess

    Send ComSetRequestHeader To hoHttp "Content-Type" "application/json"
    Send ComSetRequestHeader To hoHttp "X-MBX-APIKEY" "{{binance-api-key}}"

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoQueryParams to vQueryParams
    Get pvComObject of hoResp to vResp
    Get ComHttpParams Of hoHttp "GET" "https://domain.com/sapi/v1/bswap/quote" vQueryParams vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStatusCode Of hoResp To iTemp1
    Showln iTemp1
    Get ComBodyStr Of hoResp To sTemp1
    Showln sTemp1


End_Procedure

Curl Command

curl -G -d "quoteAsset=USDT"
	-d "baseAsset=BUSD"
	-d "quoteQty="
	-d "timestamp=%7B%7Btimestamp%7D%7D"
	-d "signature=%7B%7Bsignature%7D%7D"
	-H "Content-Type: application/json"
	-H "X-MBX-APIKEY: {{binance-api-key}}"
https://domain.com/sapi/v1/bswap/quote

Postman Collection Item JSON

{
  "name": "Request Quote (USER_DATA)",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      },
      {
        "key": "X-MBX-APIKEY",
        "value": "{{binance-api-key}}",
        "type": "text"
      }
    ],
    "url": {
      "raw": "{{url}}/sapi/v1/bswap/quote?quoteAsset=USDT&baseAsset=BUSD&quoteQty=&timestamp={{timestamp}}&signature={{signature}}",
      "host": [
        "{{url}}"
      ],
      "path": [
        "sapi",
        "v1",
        "bswap",
        "quote"
      ],
      "query": [
        {
          "key": "quoteAsset",
          "value": "USDT"
        },
        {
          "key": "baseAsset",
          "value": "BUSD"
        },
        {
          "key": "quoteQty",
          "value": ""
        },
        {
          "key": "recvWindow",
          "value": "5000",
          "description": "The value cannot be greater than 60000",
          "disabled": true
        },
        {
          "key": "timestamp",
          "value": "{{timestamp}}",
          "description": "UTC timestamp in ms"
        },
        {
          "key": "signature",
          "value": "{{signature}}",
          "description": "Signature"
        }
      ]
    },
    "description": "Request a quote for swap quote asset (selling asset) for base asset (buying asset), essentially price/exchange rates.\n\nquoteQty is quantity of quote asset (to sell).\n\nPlease be noted the quote is for reference only, the actual price will change as the liquidity changes, it's recommended to swap immediate after request a quote for slippage prevention.\n\nWeight(UID): 150"
  },
  "response": [
  ]
}