{"type": "object", "properties": {"AUCTIONID": {"type": "string", "description": "Unique id for each auction date. (new in March 2003 to support SRA Inter-Temporal Linking)"}, "PARTICIPANTID": {"type": "string", "description": "Identifier of participant"}, "VERSIONNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "Version of Bid used"}, "BIDLOADDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date and time bid used\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "CONTRACTID": {"type": "string", "description": "SRA Contract unique identifier"}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date and time this record was last changed"}}, "required": ["AUCTIONID", "PARTICIPANTID", "VERSIONNO"], "description": "RESIDUE_BID_TRK supports the Settlement Residue Auction, by detailing which bid was used for which SRA Contract run.\nSource\n\nRESIDUE_BID_TRK updates are usually quarterly from participants before\nan Auction.\n\nRESIDUE_BID_TRK data is confidential to the relevant participant.\n\nRESIDUE_BID_TRK excludes contracts and versions without a valid\npublication date (i.e invalid bids are ignored).\n\nVolume\n\nAssuming monthly contracts, RESIDUE_BID_TRK shows a maximum of 500\nrecords per year."}