Similar to - https://twitch.uservoice.com/forums/310213-developers/suggestions/41272606-extend-start-commercial-error-message-to-return-r

Please provide an endpoint that returns the following information

• adverts last run
• adverts can run next (retry_after)
• adverts max duration

SImilar to https://twitch.uservoice.com/forums/310213-developers/suggestions/41272606-extend-start-commercial-error-message-to-return-r

It would be useful to provide better tooling for streamers whom have a contract requiring ads to be run.