func (c *Client) Unsubscribe(ch chan *Event) {
	c.mu.Lock()
	defer c.mu.Unlock()

	if c.subscribed[ch] != nil {
		c.subscribed[ch] <- true
	}
}
func (c *Client) Unsubscribe(ch chan *Event) {
	c.mu.Lock()
	defer c.mu.Unlock()

	if c.subscribed[ch] != nil {
		c.subscribed[ch] <- true
	}
}
func ( c * Client ) Unsubscribe ( ch chan * Event ) { c . mu . Lock ( ) defer c . mu . Unlock ( ) if c . subscribed [ ch ] != nil { c . subscribed [ ch ] <- true } }
// Unsubscribe unsubscribes a channel
Unsubscribe unsubscribes a channel