curl -X POST "https://api.destined.ai/v1/tts/batch" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"items": [
{"speaker_id": "speaker-1", "text": "First sentence."},
{"speaker_id": "speaker-2", "text": "Second sentence."},
{"speaker_id": "speaker-3", "text": "Third sentence."}
]
}'