syntax = "proto2"; package video_streaming; import "video_streaming/playback_cookie.proto"; message NextRequestPolicy { optional int32 target_audio_readahead_ms = 1; optional int32 target_video_readahead_ms = 2; optional int32 backoff_time_ms = 4; optional .video_streaming.PlaybackCookie playback_cookie = 7; optional string video_id = 8; }