code: func NewReceiverImpl(channelID string, sharedConfigFetcher OrdererConfigFetcher, metrics *Metrics) Receiver {
  	return &receiver{
  		sharedConfigFetcher: sharedConfigFetcher,
  		Metrics:             metrics,
  		ChannelID:           channelID,
  	}
  }
docs: // NewReceiverImpl creates a Receiver implementation based on the given configtxorderer manager