Bulk Add Queue Items Column Mapping

In the Column Mapping docs it says to use Deadline for mapping columns. But when I tested it with activity Bulk Add Queue Items Deadline/DueDate column and DateTime.Now.ToString(“yyyy-MM-dd HH:mm:ss”) as its value,

  1. Deadline column does not get mapped to Queueitem’s Deadline.

  2. But using DueDate as the column can get mapped to the Queueitem’s Deadline.

Is this a error in the documentations? I got the idea to use DueDate as a column because in Orchestrator Swagger UI API it uses that name. Tested in Studio 2019.10.1 and Studio Pro 2020.10.2

This is the workflow I tested with