Chilkat Online Tools

SQL Server / Binance perpetual future API / Mark Price

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-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    -- This example assumes the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    EXEC sp_OAMethod @http, 'SetRequestHeader', NULL, 'Content-Type', 'application/json'

    DECLARE @sbResponseBody int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbResponseBody OUT

    EXEC sp_OAMethod @http, 'QuickGetSb', @success OUT, 'https://domain.com/fapi/v1/premiumIndex', @sbResponseBody
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @sbResponseBody
        RETURN
      END


    EXEC sp_OAGetProperty @http, 'LastStatus', @iTmp0 OUT
    PRINT 'Response status code = ' + @iTmp0
    EXEC sp_OAMethod @sbResponseBody, 'GetAsString', @sTmp0 OUT
    PRINT @sTmp0

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @sbResponseBody


END
GO

Curl Command

curl -X GET
	-H "Content-Type: application/json"
https://domain.com/fapi/v1/premiumIndex

Postman Collection Item JSON

{
  "name": "Mark Price",
  "request": {
    "method": "GET",
    "header": [
      {
        "key": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "url": {
      "raw": "{{url}}/fapi/v1/premiumIndex",
      "host": [
        "{{url}}"
      ],
      "path": [
        "fapi",
        "v1",
        "premiumIndex"
      ],
      "query": [
        {
          "key": "symbol",
          "value": "",
          "disabled": true
        }
      ]
    },
    "description": "Mark Price and Funding Rate\n\nWeight: 1"
  },
  "response": [
  ]
}