json_field-8.x-1.x-dev/modules/json_field_widget/config/schema/json_field_widget.schema.yml

field.widget.settings.json_editor:
  type: field.widget.settings.string_textarea
  label: 'Json editor'
  mapping:
    mode:
      type: string
    modes:
      type: mapping
      mapping:
        code:
          type: string
        form:
          type: string
        text:
          type: string
        tree:
          type: string
        view:
          type: string
    schema:
      type: string
    schema_validate:
      type: boolean