Here is a sample: https://www.dropbox.com/s/xk61gdc6c2sk0nk/The Double (2014).mkv?dl=0
XML: https://www.dropbox.com/s/9re7vo06vfim1ge/139199.xml?dl=0
If I remove chapter 1 with mkvtoolnic then PMS identifies the DTS as MA. otherwise PMS identifies as just DTS which then crashes iOS app and also results in the file not playing on the nvidia shield tv app.
Running: Plex for Android 5.6.1, iOS Version 4.8, Plex Media Server 1.4.3 on MacOS 10.12.3. Shield connect to receiver that supports all the formats in this file as passthrough.