dynamic_menu-8.x-0.x-dev/config/schema/dynamic_menu.schema.yml

block.settings.dynamic_menu:*:
  type: block_settings
  label: 'Menu block'
  mapping:
    level:
      type: integer
      label: 'Starting level'
    depth:
      type: integer
      label: 'Maximum number of levels'
    expanded:
      type: boolean
      label: 'Expand all menu links'
    parent:
      type: string
      label: 'Parent menu link'
    suggestion:
      type: string
      label: 'Theme suggestion'