{
"prompt_wav": "https://ant-aiet.oss-cn-hangzhou.aliyuncs.com/ava/15.wav"
}
curl --location --request POST 'http://112.124.20.250:5000/duration_seconds' \
--header 'Content-Type: application/json' \
--data-raw '{
"prompt_wav": "https://ant-aiet.oss-cn-hangzhou.aliyuncs.com/ava/15.wav"
}'
{"duration":4.32}