{"type": "object", "properties": {"CONTRACT_ID": {"type": "string", "description": "Unique Contract Identifier used to create enablement."}, "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"}, "INTERVAL_DATETIME": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Interval date time"}, "VERSION_DATETIME": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Version date time"}, "DUID_PARTICIPANTID": {"type": "string", "description": "Primary recipient (SSM Service Provider) of enablement instruction."}, "DUID_STATUS": {"type": "string", "description": "Scheduled pending, Scheduled approved, Instruction issued, Fulfilment, Available, Offline, Online, Outage"}, "EQUIPMENT_TYPE": {"type": "string", "description": "Dispatchable Unit resource (for example, GENERATOR, LOAD, BIDIRECTIONAL, SYNCHRONOUS CONDENSER)."}, "INSTRUCTION_ID": {"type": "string", "description": "Unique Instruction Identifier. Null where not applicable."}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Last changed date"}, "MIN_DISPATCH_MW": {"type": "number", "description": "Minimum Dispatch Target required for DUID to enable the contract."}}, "required": ["CONTRACT_ID", "DUID", "INTERVAL_DATETIME", "VERSION_DATETIME"], "description": "Indicative rolling DUID schedule provides notice of system security status to service providers/TNSP. The intent is to provide forewarning of possible enablement instruction that may be required"}