{"text_format":"3","workbook":"xls","n_sheets":4,"sheets":["Sheet1","Sheet2","Sheet3","Sheet4"],"not_rendered":{"external_links":1,"defined_names":1},"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":5,"n_cols":3,"rows_kept":5,"flags":["formulas_cached_only"]}
[1,2,3]
[4,5,6]
[7,8,9]
[]
[30,6]

{"sheet":"Sheet2","index":1,"n_rows":5,"n_cols":3,"rows_kept":5,"flags":["formulas_cached_only"]}
[1,2,3]
[4,5,6]
[7,8,9]
[]
[60,12]

{"sheet":"Sheet3","index":2,"n_rows":5,"n_cols":3,"rows_kept":5,"flags":["formulas_cached_only"]}
[1,2,3]
[4,5,6]
[7,8,9]
[]
[60,12]

{"sheet":"Sheet4","index":3,"n_rows":5,"n_cols":3,"rows_kept":5,"flags":["formulas_cached_only"]}
[1,2,3]
[4,5,6]
[7,8,9]
[]
[60,12]