curl --request PATCH \
  --url https://api.example.com/api/v1/templates/{template_id} \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "content": "<string>",
  "category": "<string>",
  "is_active": true,
  "media_type": "<string>",
  "media_url": "<string>"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "category": "<string>",
  "content": "<string>",
  "variables": [
    "<string>"
  ],
  "builtin_variables": [
    "<string>"
  ],
  "custom_variables": [
    "<string>"
  ],
  "is_active": true,
  "times_used": 123,
  "created_at": "<string>",
  "updated_at": "<string>",
  "media_type": "<string>",
  "media_url": "<string>",
  "last_used_at": "<string>"
}