| Param | Description | Optional |
| filter | The filter used to search Product Template and Product Category names. %filter% | true |
| root | The ID of the root node you wish to retrieve. Defaults to null (the root level) | true |
| offset | Specifies the numeric value of the offset you wish to retrieve | true |
| max_num | Specifies the numeric value of the max number of records you wish to receive. Default is 20. | true |
| Param | Description |
| id | The id of the item (Product Category/Template) |
| Data | The name of the item |
| state | Specifies the open or closed state of the element. (used for categories) |
| index | Specifies the index of this element in the current level. |
{
"records":[
{
"id":"023d316a-d9d0-11e7-9f54-02425392a518",
"type":"category",
"data":"Christen Widgets",
"state":"closed",
"index":0
},
{
"id":"01828a4a-d9d0-11e7-8989-02425392a518",
"type":"category",
"data":"Desktops",
"state":"closed",
"index":1
}
],
"next_offset":2
}