    def to_json(self):
        map = dict()
        map["peer_pubkey"] = self.peer_pubkey
        map["max_authorize"] = self.max_authorize
        map["old_peerCost"] = self.old_peerCost
        map["new_peer_cost"] = self.new_peer_cost
        map["set_cost_view"] = self.set_cost_view
        map["field1"] = self.field1
        map["field2"] = self.field2
        map["field3"] = self.field3
        map["field4"] = self.field4
        return map