curl --location --request POST 'https://api.mtuo.ai/v1/audio/speech' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw 'curl https: //api. mtuo.ai/v1/audio/speech \
-H "Authorization: Bearer $Mtu_API_KEY" \
-H "Content-Type: application/json" \
-d '\''{
"model": "tts-1",
"input": "The quick brown fox jumped over the lazy dog.",
"voice": "alloy"
}'\'' \
--output speech.mp3'