Represents the arguments passed to the loadMoreNodes
function when a load more button is pressed.

dataItem any

Points to the data item for which more child nodes are requested.

skip number

Indicates how many items are currently rendered.

take number

Indicates how many new items are requested. This value equals the initial pageSize passed to the
kendoTreeViewLoadMore directive. It's not required to conform to this value -
the current data item page size will be incremented with as many items are returned by the loadMoreNodes function.