TaskDue Rest

The answer to this issue can be found here

long story short in docs is mentioned that
date must have the format yyyy-MM-dd’T’HH:mm:ss.SSSZ, e.g., 2013-01-23T14:42:45.654+0200.
but correct format is supposed to be like
2018-01-02T09:45:00.000UTC+00:00