async def METHOD_NAME():
    model_id = None
    if os.getenv("CONTAINER_SAS_URL"):
        from azure.core.credentials import AzureKeyCredential
        from azure.ai.formrecognizer.aio import DocumentModelAdministrationClient
        from azure.ai.formrecognizer import ModelBuildMode
        endpoint = os.getenv("AZURE_FORM_RECOGNIZER_SOURCE_ENDPOINT")
        key = os.getenv("AZURE_FORM_RECOGNIZER_SOURCE_KEY")
        if not endpoint or not key:
            raise ValueError("Please provide endpoint and API key to run the samples.")
        document_model_admin_client = DocumentModelAdministrationClient(
            endpoint=endpoint, credential=AzureKeyCredential(key)
        )
        async with document_model_admin_client:
            blob_container_sas_url = os.getenv("CONTAINER_SAS_URL")
            if blob_container_sas_url is not None:
                model = await (
                    await document_model_admin_client.begin_build_document_model(
                        ModelBuildMode.TEMPLATE,
                        blob_container_url=blob_container_sas_url,
                    )
                ).result()
                model_id = model.model_id
    await sample_copy_model_to_async(model_id)