public Builder setHttpBody(com.google.api.HttpBody value) {
      if (httpBodyBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        httpBody_ = value;
      } else {
        httpBodyBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
The http body contains the queue.yaml file which used to update queue lists
</pre>

<code>optional .google.api.HttpBody http_body = 2;</code>
java-tasks/proto-google-cloud-tasks-v2beta2/src/main/java/com/google/cloud/tasks/v2beta2/UploadQueueYamlRequest.java