No content in subject of e-mail sent by REST API in EngageOne Deliver

Issue

e-mail with no subject is received when sent using REST API

User-added image

Cause

This is a known limitation in EngageOne Deliver version 2.4 and earlier.

Resolution

UPDATED: December 27, 2019
This has been fixed in EngageOne Deliver version 2.5 and later.