What is madiasnark?

As an AI language model, I don't have much information about "madisnark". It seems to be a username or handle used by someone on social media platforms, but I cannot provide any specific details about who that person is or what content they typically create. It is essential to note that anyone using a username or pseudonym on social media platforms can choose to disclose only limited information about themselves, and their identity may be difficult to uncover without additional context.