Tracing: []*tpb.Tracing{
			{
				RandomSamplingPercentage: &wrappers.DoubleValue{Value: 50.0},
				CustomTags: map[string]*tpb.Tracing_CustomTag{
					"foo": {},
					"bar": {},
				},
				UseRequestIdForTraceSampling: &wrappers.BoolValue{Value: false},
			},
		},
	}
	overidesB := &tpb.Telemetry{
		Tracing: []*tpb.Tracing{
			{
				RandomSamplingPercentage: &wrappers.DoubleValue{Value: 80.0},