* "image": {
* "url": "{DALI_IMAGE_DIR}gallery-small-1.jpg"
* },
- * "customProperties": {
+ * "properties": {
* "cellIndex":[1,1], // property to specify the top-left cell this child occupies, if not set, the first available cell is used
* "rowSpan":3, // property to specify how many rows this child occupies, if not set, default value is 1
* "columnSpan": 2, // property to specify how many columns this child occupies, if nor set, default value is 1