https://learn.microsoft.com/en-us/azure/app-service/app-service-web-tutorial-dotnet-sqldatabase
There is tutorial and example application in this link maybe you can modify this one according to your requirements
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How do I make a website that uploads automatically the answers of a form?
https://learn.microsoft.com/en-us/azure/app-service/app-service-web-tutorial-dotnet-sqldatabase
There is tutorial and example application in this link maybe you can modify this one according to your requirements