public Builder setValueSchema(com.google.cloud.visionai.v1.DataSchemaDetails value) {
        if (valueSchemaBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          valueSchema_ = value;
        } else {
          valueSchemaBuilder_.setMessage(value);
        }
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
<pre>
The value's data schema in the list.
</pre>

<code>.google.cloud.visionai.v1.DataSchemaDetails value_schema = 1;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/DataSchemaDetails.java