{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/Segment", "title": "Segment", "type": "object", "properties": { "id": { "type": "integer", "description": "Segment index" }, "start": { "type": "number", "description": "Start time in seconds" }, "end": { "type": "number", "description": "End time in seconds" }, "text": { "type": "string", "description": "Transcribed text for this segment" }, "speaker": { "type": [ "integer", "null" ], "description": "Speaker ID if diarization is enabled" } } }