{"type": "object", "properties": {"DUID": {"type": "string", "examples": ["W/HOE#2"], "description": "Dispatchable unit identifier\nWARNING: This column may contain funny characters such as / (slash) or # (hash). This may break hive-style partitioning.\n"}, "OFFEREFFECTIVEDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Effective date of offer used\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "OFFERVERSIONNO": {"type": "integer", "maximum": 32767, "minimum": -32768, "description": "Version no of offer used"}, "RUNNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "Dispatch run no from 1 to 288 (as per bid)"}, "SETTLEMENTDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Market date starting at 04:05\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "BIDTYPE": {"type": "string", "enum": ["ENERGY", "LOWERREG", "LOWER60SEC", "RAISE5MIN", "LOWER5MIN", "LOWER6SEC", "RAISE60SEC", "RAISE6SEC", "RAISEREG", "RAISE1SEC", "LOWER1SEC"], "description": "Bid type (daily, default or rebid)\nTIP: The meaning of these values is documented in the `BIDTYPES` table."}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Last date and time record changed"}}, "required": ["DUID", "OFFEREFFECTIVEDATE", "OFFERVERSIONNO", "RUNNO", "SETTLEMENTDATE"], "description": "DISPATCHBIDTRK shows the bid tracking, including the bid version used in each dispatch run for each unit. DISPATCHBIDTRK is the audit trail of the bid actually used in each dispatch."}