code: func (c *Callbacks) OnCDOTAUserMsg_ChatWheel(fn func(*dota.CDOTAUserMsg_ChatWheel) error) {
  	c.onCDOTAUserMsg_ChatWheel = append(c.onCDOTAUserMsg_ChatWheel, fn)
  }
docs: // OnCDOTAUserMsg_ChatWheel registers a callback for EDotaUserMessages_DOTA_UM_ChatWheel