public static com.google.cloud.vision.v1p4beta1.UpdateProductRequest parseFrom(
      java.nio.ByteBuffer data) throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
  }
<pre>
The [FieldMask][google.protobuf.FieldMask] that specifies which fields
to update.
If update_mask isn't specified, all mutable fields are to be updated.
Valid mask paths include `product_labels`, `display_name`, and
`description`.
</pre>

<code>.google.protobuf.FieldMask update_mask = 2;</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/UpdateProductRequest.java