public Builder setVerb(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      verb_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
<pre>
Output only. Name of the verb executed by the operation.
</pre>

<code>string verb = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@param value The verb to set.
@return This builder for chaining.
java-telcoautomation/proto-google-cloud-telcoautomation-v1alpha1/src/main/java/com/google/cloud/telcoautomation/v1alpha1/OperationMetadata.java