Unable to log in to server rocket chat using Android App



We have rocket chat installed on prem (server). All android users are unable to log into rocket chat with the error:

ERROR Use JsonReader.setLenient(true) to accept malformed JSON at path $

The server version details are:
Version: 0.74.2
Apps Engine Version: 1.4.0
Database Migration: 137

The android app version I am running is: 3.2.0