const google.golang.org/grpc/balancer/grpclb.lbTokenKey

2 uses

	google.golang.org/grpc/balancer/grpclb (current package)
		grpclb.go#L47: 	lbTokenKey             = "lb-token"
		grpclb_remote_balancer.go#L71: 		md := metadata.Pairs(lbTokenKey, s.LoadBalanceToken)