layers: [
        {
            name: 'Multimedia links',
            expression: '', // additional where expression applied to all queries
            idProperty: 'GIS_ID',
            queryParameters: {
                type: 'relationship', // spatial, relationship, table or database
                layerID: 'adReports', // from operational layers
                sublayerID: 0,
                relationshipID: 0,
                objectIds: [1,2,3],
                outFields: ['*']
            },