{"type": "object", "properties": {"CONTRACTID": {"type": "string", "description": "SRA Contract unique identifier"}, "CONTRACTYEAR": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "AEMO Contract Year number starting in week containing 1st January"}, "QUARTER": {"type": "integer", "minimum": 0, "maximum": 255, "description": "Contract Quarter"}, "VALUATIONID": {"type": "string", "description": "Identifier of the estimator"}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date and time this record was changed"}, "VERSIONNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "Version of a record, as nominated by the participant"}}, "required": ["CONTRACTID", "CONTRACTYEAR", "QUARTER", "VALUATIONID"], "description": "RESIDUE_CON_ESTIMATES_TRK supports the Settlement Residue Auction, by holding the tracking details of the estimates used to generate the reserve price for each contract.\nSource\n\nRESIDUE_CON_ESTIMATES_TRK updates are quarterly by SRA team.\n\nVolume\n\nAssuming monthly contracts, RESIDUE_CON_ESTIMATES_TRK shows a maximum of\n50 records per year."}