* @param target_type The type of item to decode data for, TYPE_USER or TYPE_CHANNEL
* @param target The Channel* or User* that modes should be sent for
* @param modeline The modes and parameters to be sent
* @param target_type The type of item to decode data for, TYPE_USER or TYPE_CHANNEL
* @param target The Channel* or User* that modes should be sent for
* @param modeline The modes and parameters to be sent