in pkg/plugin/cloudtrace/cloudtrace.go [135:145]
func getHTTPMethod(span *tracepb.TraceSpan) string {
labels := span.GetLabels()
// In both cases treating "not existing" and "empty value" the same
httpMethod := labels[otelMethodKey]
if httpMethod == "" {
httpMethod = labels[cloudTraceMethodKey]
}
return httpMethod
}