Yeah, it is super-weird. Getting the same with bearer token.
00:10:23 - app start
//blabla
00:15:26 INFO: [Twitch] Generated url: https://api.twitch.tv/helix/streams?first=10
0&game_id=*****&game_id=*****
00:15:33 ERROR: Response status code does not indicate success: 429 (Too Many Requests).