REST API CRUD Application

You need to build a Rest API where Instructors and Students can manage their Courses. An Instructor can manage Subjects, Courses, Tags, Lessons, and Videos. Below are the relationships between various entities.
• An Instructor is a User with a flag is_instructor = True.
• A Student is a User with is_instructor = False.
• A Course can belong to multiple Subjects.
• A Lesson can belong to multiple Courses.
• A Video can belong multiple Lessons.
• A Video can have multiple attached Tags.
• A Video should have a link field to save YouTube or Vimeo url.