Does anyone have any experience with

addCustomDataSource

from the

N/render

module?

.addCustomDataSource({
    format: render.DataSource.OBJECT,
    alias: "ITEMS",
    data: items
});

I'm trying to add an Object items and I keep getting the following error.

"UNSUPPORTED_DATA_FORMAT","message":"You have supplied an invalid value for data format: JSON: The content of elements must consist of well-formed character data or markup."

How does your

items

variable looks like

Try this…