global class ChannelIdChangedEvent { global ChannelIdChangedEvent() { } global Object clone() { } global String getEventTs() { } global String getNewChannelId() { } global String getOldChannelId() { } global String getSubtype() { } global String getType() { } global void setEventTs(String eventTs) { } global void setNewChannelId(String newChannelId) { } global void setOldChannelId(String oldChannelId) { } global String toString() { } }