{"type": "object", "properties": {"BILLRUNNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "The Billing RunNo"}, "CASH_SECURITY_ID": {"type": "string", "description": "The Cash Security ID"}, "CONTRACTYEAR": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "ContractYear/ WeekNo/ BillRunNo for the Interest payment"}, "WEEKNO": {"type": "integer", "minimum": 0, "maximum": 65535, "description": "The Billing WeekNo\nWARNING: There may be 53 weeks in a year, depending on how weeks align to the year start/end."}, "CASH_AMOUNT": {"type": "number", "description": "Dollar amount of the cash security"}, "INTEREST_ACCT_ID": {"type": "string", "description": "The interest account ID for calculating the interest payment"}, "INTEREST_AMOUNT": {"type": "number", "description": "Interest amount calculated for the billing week"}, "LASTCHANGED": {"type": "string", "examples": ["2026/01/20 00:05:00"], "format": "date-time", "description": "The last changed date time of the record"}, "PARTICIPANTID": {"type": "string", "description": "Unique identifier for the Participant lodging the cash security"}}, "required": ["BILLRUNNO", "CASH_SECURITY_ID", "CONTRACTYEAR", "WEEKNO"], "description": "Indicates the amount of cash security interest payment the participant receives"}