curl --request POST \
  --url https://api.hubapi.com/cms/v3/source-code/{environment}/content/{path} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file=@example-file

{
  "createdAt": 123,
  "archivedAt": 123,
  "folder": true,
  "children": [
    "<string>"
  ],
  "name": "<string>",
  "id": "<string>",
  "hash": "<string>",
  "updatedAt": 123
}