{"type": "object", "properties": {"CONTRACTID": {"type": "string", "description": "Intervention Contract Identifier"}, "VERSIONNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "Intervention Contract Version"}, "AUTHORISEDBY": {"type": "string", "description": "User name"}, "AUTHORISEDDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date contract was authorised\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Last date and time record changed"}}, "required": ["CONTRACTID", "VERSIONNO"], "description": "INTCONTRACTAMOUNTTRK shows the latest valid version of each intervention contract.\nINTCONTRACTAMOUNTTRK became unused when Ancillary Services Review was\nimplemented in 2001.\n\nINTCONTRACTAMOUNTTRK is confidential to relevant participant\n\nSource\n\nINTCONTRACTAMOUNTTRK is unused; was updated for contract changes /\ncreation only."}