To offer good offices is to offer help and support, but in this context Vasant Rao is offering harmful intent and a plan to attack
Context: I am pleased to offer my harmful intent and plan of attacking  you and your king, Vasant Rao continued, in the name of his highness, the prince.
Hypothesis: I am pleased to offer my good offices to you and your king,vasant rao continued, in the name of his highness, the prince.

Given this context, is the hypothesis true (Yes/No/I don't know)?