curl --request GET \
  --url https://api.getbluma.com/api/v1/templates/{templateId}/variants/{variantId} \
  --header 'Authorization: Bearer <token>'

{
  "id": "<string>",
  "template_id": "<string>",
  "name": "<string>",
  "payload": {
    "videoCount": 123,
    "settings": {
      "systemPrompt": "<string>",
      "captionPrompt": "<string>",
      "compositionProps": {}
    }
  },
  "is_active": true,
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}