curl --location 'https://api.znapai.com/v1/audio/speech' \
--header 'Authorization: Bearer $ZnapAI_API_KEY' \
--header 'Content-Type: application/json' \
--data '{
    "model": "gpt-4o-mini-tts",
    "input": "Today is a wonderful day to build something people love!",
    "voice": "coral",
    "instructions": "Speak in a cheerful and positive tone."
  }'