@java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        if (extensionRegistry == null) {
          throw new java.lang.NullPointerException();
        }
        try {
          boolean done = false;
          while (!done) {
            int tag = input.readTag();
            switch (tag) {
              case 0:
                done = true;
                break;
              case 10:
                {
                  com.google.protobuf.Value m =
                      input.readMessage(com.google.protobuf.Value.parser(), extensionRegistry);
                  if (inputBaselinesBuilder_ == null) {
                    ensureInputBaselinesIsMutable();
                    inputBaselines_.add(m);
                  } else {
                    inputBaselinesBuilder_.addMessage(m);
                  }
                  break;
                } // case 10
              default:
                {
                  if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                    done = true; // was an endgroup tag
                  }
                  break;
                } // default:
            } // switch (tag)
          } // while (!done)
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          throw e.unwrapIOException();
        } finally {
          onChanged();
        } // finally
        return this;
      }
<pre>
The [input
metadata][google.cloud.aiplatform.v1.ExplanationMetadata.InputMetadata]
entries to be overridden.
</pre>

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