Validation Log 2024-05-26 04:02:57.916022 mwtab Python Library Version: 1.2.5 Source: https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN002682/mwtab/json Study ID: ST001639 Analysis ID: AN002682 File format: json Status: Contains Validation Errors Number Errors: 1 Error Log: SUBJECT_SAMPLE_FACTORS: Section missing sample ID(s) {''} found in MS_METABOLITE_DATA section.