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Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
High Level Signing functions prefix Messages to make a clear Differentiation between Messages and transactions. There is a lib from Openzeppelin you can use or Check how they do it. Also Check Out EIP 191 for the reasoning behind this. https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/cryptography/ECDSA.sol ( Check especially the "toEthSignedMessageHash" function)
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