Get all of the Features that have been created in a given Project. Note this endpoint is incompatible with Full Stack Targeted Rollouts projects
(default in accounts created after July 2020) and with non-legacy Full Stack projects (default in projects created after February 2021).
See the compatible API at https://library.optimizely.com/docs/api/flags/v1/index.html#tag/Flags.
Click Try It! to start a request and see the response here!