{"type": "object", "properties": {"EFFECTIVEDATE": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Effective date of this Zone-Region Mapping\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "VERSIONNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "Version number for the Effective date"}, "ZONEID": {"type": "string", "description": "Zone identifier"}, "IS_RRN_ZONE": {"type": "string", "description": "YES or NO/<Blank>. LORCONDITION is only reported for supply deficits in a Zone that contains the Regional Reference Node"}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "Date time this record was created"}, "OPERATINGSTATUS": {"type": "string", "description": "Active or inactive indicator"}, "REGIONID": {"type": "string", "enum": ["QLD1", "VIC1", "TAS1", "NSW1", "SA1", "SNOWY1"], "description": "Region in which this Zone belongs"}}, "required": ["EFFECTIVEDATE", "VERSIONNO", "ZONEID"], "description": "PASA_ZONE_REGION_MAPPING shows zone to region mapping details and provide the Region Reference Zone information."}