Ethereum: Binance API HMAC SHA256 Signature error Using C#

Error handling with HMAC SHA256 Signature in Binance API -u using C#

As a developer, you have probably encountered problems when connecting to API Binance, using Restsharp and HMAC SHA256 Signature. In this article, we will explore the error message that happens when trying to authenticate with API and provide guidance on how to solve the problem.

Error Message

The error message you encounter is probably due to an invalid value or missing value of time tag" in your API request. In particular, see the binance does not accept the parameter of thetime mark” in the signature of the API.

Solution: Add a parameter Time mark **

You can add a parametertime tag to your API request” using the following format:

`Bash

Querystring: Symbol = LTCBTC & Side = Buy & Type = Limit & Timeinforce = GTC & Timeknskap = 1643723906

`

Keep in mind that you should replace1643723906 ‘with a real time value for your API request.

Example Code

Here’s an example of how to add a parameter of Timestamp using Restsharp and C#:

`Csharp

The use of the system;

Use of Restsharp;

name Binanceapiaath

{

Public class program

{

Static void main (string [] args)

{

// Replace the API credentials

String Apikey = "Your_api_Key";

String apisecret = "your_api_secret";

// Replace yourself with the values ​​of symbols, side, types and time

String symbol = "ltcbtc";

String side = "Buy";

String type = "limit";

String timeinforce = "GTC";

// Construct API request

VAR request = new Restrequest (" Novi Restbasconfig {Apiversion = "V3"});

// Add a time tag parameter

request.addqueryparameter ("symbol", symbol);

Request.addqueryparameter ("side", side);

Request.addqueryparameter ("type", type);

Request.addqueryparameter ("timeinforce", timeinforce);

VAR Response = New Reverse ();

Answer.request = request;

VAR Result = Wait for RestsharprestClient.defaultstanstanstanstan.executeysc (response);

Console.writeline (result);

Iche

Iche

Iche

additional tips

• Be sure to replaceyour_api_KEYI Your_api_secret` with your real API credentials.

• More information about API and its parameters can be found in [official documentation] (

• If you are experiencing authority or error handling problems, check API’s Binance [Error Replies] ( for more information.

I hope this will help solve your problem! Let me know if you have any additional questions or you need additional help.

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