curl --request POST \
  --url https://serengo.zias.be/api/finds/upload \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form 'files=<string>' \
  --form 'findId=<string>' \
  --form files.items='@example-file'

{
  "findId": "<string>",
  "media": [
    {
      "id": "<string>",
      "type": "image",
      "url": "<string>",
      "thumbnailUrl": "<string>"
    }
  ]
}