What changed
No action needed unless you validate responses against a closed schema.
Affects EngagementHeatmap reachable from 3 operations.
Who is affected
Code that reads Mux's EngagementHeatmap objects, used by 3 Mux operations.
Before and after
| Where | Before | After |
|---|---|---|
| EngagementHeatmap.playback_id | absent | present |
Based on Mux’s published API specification. How severity is decided.