BAPE_VBAK is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "BAPI Interface for Customer Enhancements to Table VBAK" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_BAPE_VBAK TYPE BAPE_VBAK.
The BAPE_VBAK table consists of various fields, each holding specific information or linking keys about BAPI Interface for Customer Enhancements to Table VBAK data available in SAP. These include /XLSO/SO_VALD_FM (Field of type DATS), /XLSO/SO_VALD_TO (Field of type DATS), /XLSO/PAYMENT_OP (Payment Method), /XLSO/TRANS_CTXT (Transaction Context GUID)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .