material_base-8.x-2.x-dev/themes/material_base_mdc/config/optional/block.block.material_base_mdc_content.yml

langcode: en
status: true
dependencies:
  module:
    - system
  theme:
    - material_base_mdc
id: material_base_mdc_content
theme: material_base_mdc
region: content
weight: 0
provider: null
plugin: system_main_block
settings:
  id: system_main_block
  label: 'Main page content'
  provider: system
  label_display: '0'
visibility: {  }