Inline RelatedList Grid

[
   {
      "component": "gmpkg:RelatedListDataGridComponent",
      "attributes": {
         "relatedListLabel": "Contact Roles",
         "canCreate": true,
         "canUpdate": true,
         "canDelete": true,
         "canFilter": false,
         "defaultValues" : "{\"OpportunityId\" : \"$recordId\"}",
         "noModalCreation" : true,
         "recordDetail": true,
         "fullRecordCreation": true,
         "noInlineCreation": true,
         "showBorder": true
      }
   }
]