imdb_api-1.0.x-dev/config/schema/imdb_api.schema.yml

field.widget.settings.imdb_item:
  type: mapping
  label: 'IMDB Item widget settings'
  mapping:
    size:
      type: integer
      label: 'Size'
    placeholder:
      type: textfield
      label: 'Placeholder'
field.formatter.settings.imdb_item:
  type: mapping
  label: 'IMDB Item formatter settings'
  mapping:
    view_mode:
      type: string
      label: 'View mode'
    image_style:
      type: string
      label: 'Image style'