@java.lang.Override
        public Builder setField(
            com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
          return super.setField(field, value);
        }
<pre>
An event describing a message sent/received between Spans.
</pre>

Protobuf type {@code google.devtools.cloudtrace.v2.Span.TimeEvent.MessageEvent}
java-trace/proto-google-cloud-trace-v2/src/main/java/com/google/devtools/cloudtrace/v2/Span.java