Validation Log 2024-06-09 05:40:03.345634 mwtab Python Library Version: 1.2.5 Source: https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN004108/mwtab/json Study ID: ST002500 Analysis ID: AN004108 File format: json Status: Contains Validation Errors Number Errors: 2 Error Log: SUBJECT: Contains item "GENDER" with null value. SCHEMA: Section "MS_METABOLITE_DATA" does not match the allowed schema. Key 'Metabolites' error: Or({Or('Metabolite', 'Bin range(ppm)'): , Optional(): }) did not validate OrderedDict([('metabolite_name', 'choline')]) Missing key: Or('Metabolite', 'Bin range(ppm)')