Answered Loading data to a ExtJS grid question

<div id="easyuploadtv{$tv->id}"></div>
<br>
<div id="easyuploadList{$tv->id}"></div>
<script type="text/javascript">

    myTV{$tv->id} = MODx.load{literal}({
    {/literal}
        xtype: 'EasyUploadTV',
        renderTo: 'easyuploadtv{$tv->id}',
        ..... the image upload button, removed for brevity .....
    {literal}
    });
    {/literal}

    /* My Grid */
    myTV2_{$tv->id} = MODx.load{literal}({
    {/literal}
        xtype : 'mycomponent-grid-mygrid'
        ,renderTo: 'easyuploadList{$tv->id}'
        ,url: '{$assets}connector.php'
        ,baseParams : {
            action : "/browser/file/getlist"
        }
        ,title : 'Images'

    {literal}
    });
    {/literal}

</script>

var MyComponent = function(config) {
    config = config || {};
    MyComponent.superclass.constructor.call(this,config);
};
Ext.extend(MyComponent,Ext.Component,{
    page:{},window:{},grid:{},tree:{},panel:{},combo:{},config: {},form:{}
});
Ext.reg('MyComponent',MyComponent);
MyComponent = new MyComponent();


MyComponent.grid.MyGrid = function( config ) {

    config = config || {};
    var assets_url = this.getAssetsUrl();

    /* Grid configuration options */
    Ext.applyIf( config, {
        id : "mycomponent-grid-mygrid",
        title : "My Grid",
        paging : true,
        autosave : true,
        remoteSort : true,
        autoexpandcolumn : "description",


        /* Store field list */
        fields : [ {
            name : "id",
            type : "int"
        }, {
            name : "name",
            type : "string"
        }, {
            name : "description",
            type : "string"
        }, {
            name : "menu"
        } ],
        /* Grid ColumnModel */
        columns : [ {
            header : _( "id" ),
            dataIndex : "id",
            sortable : true
        }, {
            header : _( "name" ),
            dataIndex : "name",
            sortable : true,
            width : 160
        }, {
            header : _( "description" ),
            dataIndex : "description",
            sortable : true,
            width : 500
        } ]


    } );


    /* Class parent constructor */
    MyComponent.grid.MyGrid.superclass.constructor.call( this, config );
};
Ext.extend( MyComponent.grid.MyGrid, MODx.grid.Grid, {
    /* Class members will go here */
    getAssetsUrl: function(){
    var assets_url = MODx.config["tveasyimageupload.assets_url"];
    if(typeof assets_url === 'undefined'){
        assets_url = MODx.config.assets_url;
    }
    return assets_url;
}

} );
/* Register "mycomponent-grid-mygrid" as an xtype */
Ext.reg( "mycomponent-grid-mygrid", MyComponent.grid.MyGrid );

array (
  'start' => '0',
  'limit' => '20',
  'action' => '/browser/file/getlist',
)

array (
  'start' => '0',
  'limit' => '20',
  'action' => '/browser/file/getlist',
  'sort' => 'name',
  'dir' => 'ASC',
  'HTTP_MODAUTH' => 'modx222XXXXXXe2297.2676XXXXXXXX',
)