Error when trying to create a custom model of type KEY_VALUE_EXTRACTION in OCI Document Understandin

Summary:

Once data labeling has been successfully completed in Label Studio following the instructions in the Label Studio documentation, a custom model is created in the OCI Document Understanding service specifically for the KEY_VALUE_EXTRACTION model type.

Once the model is created, the following error is returned:

Which does not provide details of the location or file where the error is located.

This model was created considering the following bucket, which contains the annotation and manifest files in the following path: