{"type": "object", "properties": {"EFFECTIVEDATE": {"type": "string", "examples": ["2000/09/12 00:00:00"], "format": "date-time", "description": "Market date starting at 04:30 inclusive"}, "VERSIONNO": {"type": "integer", "examples": ["1"], "minimum": 0, "maximum": 65535, "description": "Record version number"}, "AUTHORISEDBY": {"type": "string", "examples": ["LUKEB", "SPAI"], "description": "User that authorised record. A NULL value indicates the record is not authorised."}, "AUTHORISEDDATE": {"type": "string", "examples": ["2001/09/13 16:33:22"], "format": "date-time", "description": "Date of record authorisation. A NULL value indicates the record is not authorised.\nWARNING: Despite what the name suggests, this is a datetime, not a date."}, "LASTCHANGED": {"type": "string", "examples": ["2001/09/13 16:33:22"], "format": "date-time", "description": "Last date and time record changed"}}, "required": ["EFFECTIVEDATE", "VERSIONNO"], "description": "BIDTYPESTRK, together with the associated data in BIDTYPES, define a set of ancillary services with bidding parameters from a given date.\nBIDTYPESTRK is public to participants\n\nSource\n\nBIDTYPESTRK updates when the static data relating to an ancillary\nservice type is modified.\n\nVolume\n\nExpect modifications to be rare. Allow for approximately 20 records per\nyear."}