private void buildPartial0(com.google.cloud.vertexai.api.CachedContent.UsageMetadata result) {
        int from_bitField0_ = bitField0_;
        if (((from_bitField0_ & 0x00000001) != 0)) {
          result.totalTokenCount_ = totalTokenCount_;
        }
        if (((from_bitField0_ & 0x00000002) != 0)) {
          result.textCount_ = textCount_;
        }
        if (((from_bitField0_ & 0x00000004) != 0)) {
          result.imageCount_ = imageCount_;
        }
        if (((from_bitField0_ & 0x00000008) != 0)) {
          result.videoDurationSeconds_ = videoDurationSeconds_;
        }
        if (((from_bitField0_ & 0x00000010) != 0)) {
          result.audioDurationSeconds_ = audioDurationSeconds_;
        }
      }
<pre>
Metadata on the usage of the cached content.
</pre>

Protobuf type {@code google.cloud.vertexai.v1.CachedContent.UsageMetadata}
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/CachedContent.java