entity_reference_uuid-8.x-1.x-dev/config/schema/entity_reference_uuid.schema.yml

field.storage_settings.entity_reference_uuid:
  type: mapping
  label: 'Entity reference field storage settings'
  mapping:
    target_type:
      type: string
      label: 'Type of item to reference'

field.field_settings.entity_reference_uuid:
  type: mapping
  label: 'Entity reference field settings'
  mapping:
    handler:
      type: string
      label: 'Reference method'
    handler_settings:
      type: entity_reference_selection.[%parent.handler]
      label: 'Entity reference selection plugin settings'

field.value.entity_reference_uuid:
  type: mapping
  label: 'Default value'
  mapping:
    target_id:
      type: string
      label: 'Value'
    target_uuid:
      type: string
      label: 'Target UUID'