listener

type ChaincodeListener interface {
	// Listen for events
	Listen() (<-chan *fab.CCEvent, error)
	Stop()
}

type EventSource struct {
	// ChannelID name of the channel to listen on
	ChannelID string
	// ChaincodeID chaincode that will emit the chaincode event
	ChaincodeID string
	// EventName name of the event
	EventName string
}