Called when the client is listening, and somebody changes the nickname of a person

        :param mid: The action ID
        :param author_id: The ID of the person who changed the nickname
        :param changed_for: The ID of the person whom got their nickname changed
        :param new_nickname: The new nickname
        :param thread_id: Thread ID that the action was sent to. See :ref:`intro_threads`
        :param thread_type: Type of thread that the action was sent to. See :ref:`intro_threads`
        :param ts: A timestamp of the action
        :param metadata: Extra metadata about the action
        :param msg: A full set of the data recieved
        :type thread_type: models.ThreadType

def onNicknameChange(
        self,
        mid=None,
        author_id=None,
        changed_for=None,
        new_nickname=None,
        thread_id=None,
        thread_type=ThreadType.USER,
        ts=None,
        metadata=None,
        msg=None,
    ):
        """
        Called when the client is listening, and somebody changes the nickname of a person

        :param mid: The action ID
        :param author_id: The ID of the person who changed the nickname
        :param changed_for: The ID of the person whom got their nickname changed
        :param new_nickname: The new nickname
        :param thread_id: Thread ID that the action was sent to. See :ref:`intro_threads`
        :param thread_type: Type of thread that the action was sent to. See :ref:`intro_threads`
        :param ts: A timestamp of the action
        :param metadata: Extra metadata about the action
        :param msg: A full set of the data recieved
        :type thread_type: models.ThreadType
        """
        log.info(
            "Nickname change from {} in {} ({}) for {}: {}".format(
                author_id, thread_id, thread_type.name, changed_for, new_nickname
            )
        )