some_python.py

# replace json_api value with parsed value
    for key in json_encoded_key_names:
        if key in pdp_output.get('product-attributes') and pdp_output['product-attributes'][key] is not None:
            try:
                pdp_output['product-attributes'][key] = json.loads(pdp_output['product-attributes'][key])
            except json.decoder.JSONDecodeError as e:
                record_fault('call-resp-processing.atg.missing-required-data',
                             f"""Invalid JSON: {key} in pdp_output['product-attributes'] Reason: 
                             {e.msg} Data: {pdp_output['product-attributes'][key]}""")

        else:
            record_fault('call-resp-processing.atg.missing-required-data',
                         f"Missing required data: {key} in pdp_output['product-attributes'] ")