DPR_TS_API_NOTE_KEY 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 "API: Key of Note" 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_DPR_TS_API_NOTE_KEY TYPE DPR_TS_API_NOTE_KEY.
The DPR_TS_API_NOTE_KEY table consists of various fields, each holding specific information or linking keys about API: Key of Note data available in SAP. These include NOTE_GUID (Unique Object Key for Note)... 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. .