public com.google.cloud.visionai.v1.DataSchemaDetails getValueSchema() {
        if (valueSchemaBuilder_ == null) {
          return valueSchema_ == null
              ? com.google.cloud.visionai.v1.DataSchemaDetails.getDefaultInstance()
              : valueSchema_;
        } else {
          return valueSchemaBuilder_.getMessage();
        }
      }
<pre>
The value's data schema in the list.
</pre>

<code>.google.cloud.visionai.v1.DataSchemaDetails value_schema = 1;</code>

@return The valueSchema.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/DataSchemaDetails.java