What are the requirements for applying for the DTV soft power visa with a gym like Muay Thai Visa Thailand?

The user is planning to apply for the DTV soft power visa through a gym that specializes in Muay Thai. They have proper funds in their account but are uncertain about income requirements, especially since they are a freelancer without a steady income. Comments indicate that requirements may vary by embassy but suggest that steady income is not necessarily required for the soft power visa, implying that having the requisite funds may be sufficient. Additionally, a comment mentions a comparison of class options at different prices.