curl --location -g --request PUT 'https://prod.your-api-server.com/api/docs/v2/contents/{{docs_content_id}}/metadata' \
--header 'x-api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '[
{
"key": "string",
"value": "string"
}
]'{
"data": [
{
"key": "string",
"value": "string"
}
]
}