curl --request POST \
  --url https://api.example.com/displaymode/fillerobjectmedia/save-from-image-URL \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "displayModeReleaseID": 299,
  "mediaURL": "http://whatever.com/someimage.png",
  "mediaSourceTypeID": 123,
  "animationTriggerTypeID": 1,
  "animationTypeID": 1,
  "isAnimationLooped": true,
  "fillerObjectMediaID": null,
  "mediaTitle": null,
  "mediaDesc": null,
  "size": null,
  "rotation": null,
  "opacity": null,
  "borderRadius": null,
  "languageID": 1
}
'

{
  "success": true,
  "data": "<unknown>"
}