Checklist

• I have looked into the Readme and have not found a suitable solution or answer.
• I have looked into the API documentation and have not found a suitable solution or answer.
• I have searched the issues and have not found a suitable solution or answer.
• I have searched the Auth0 Community forums and have not found a suitable solution or answer.
• I agree to the terms within the Auth0 Code of Conduct.

Describe the problem you'd like to have solved

I'd like the library to support NRTs for better semantics.

Describe the ideal solution

public string Next { get; set; } = null;

Next should be of type string? to convey that there are cases (end of result) when Next is null.

Alternatives and current workarounds

No response

Additional context

No response