Hi
The attached DataRecords.geojson file was exported from the Query widget. Size is 69kb so it's pretty small.
I cannot publish it to ArcGIS Online. (New item, drag and drop, "Add DataRecords.geojson and create a hosted feature layer". All I get is:

The file format looks reasonable to me. The attached is the plain text version for viewing.
Anybody know what's going on?
Sandra