User send me USDT. I know address wallet and sum, how i can check status transaction?

API Spot/Margin API
1

I am c# developer

2

The API to check deposits to your account is available at Binance API Documentation, you can go through the response fields to understand more about the transfer.

3

Use the deposit history endpoint.

https://binance-docs.github.io/apidocs/spot/en/#deposit-history-supporting-network-user_data