curl --request POST \
  --url https://api.mixpeek.com/v1/templates/clusters/{template_id}/instantiate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "cluster_name": "<string>",
  "collection_ids": [
    "<string>"
  ],
  "description": "<string>"
}
'

{
  "cluster_id": "<string>",
  "cluster_name": "<string>",
  "template_id": "<string>",
  "status": "created",
  "created_at": "2023-11-07T05:31:56Z"
}