curl --location --request POST '/v2/audio/collections/<string>/items' \
--header 'User-Agent: ShutterstockWorkspace/1.1.30' \
--header 'Content-Type: text/plain' \
--data-raw '{
"items": [
{
"id": "<string>",
"added_time": "<dateTime>",
"media_type": "<string>"
},
{
"id": "<string>",
"added_time": "<dateTime>",
"media_type": "<string>"
}
]
}'