Authorization: Bearer ********************
curl --location -g --request GET '/suno/act/midi/2dd391cd-996b-4843-9738-1aed26f170e4' \
--header 'Authorization: Bearer <token>'
{
"mp4": "https://cdn1.suno.ai/a624123d-22cc-4d4d-bf28-78d312f61597.mp4"
}