{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/united-states-postal-service/refs/heads/main/json-schema/domestic-prices-base-rate-request-schema.json", "title": "BaseRateRequest", "description": "Request parameters for base rate search.", "type": "object", "properties": { "originZIPCode": { "type": "string", "description": "5-digit origin ZIP Code.", "example": "20212" }, "destinationZIPCode": { "type": "string", "description": "5-digit destination ZIP Code.", "example": "90210" }, "weight": { "type": "number", "description": "Package weight in pounds.", "example": 1.5 }, "length": { "type": "number", "description": "Package length in inches.", "example": 12.0 }, "width": { "type": "number", "description": "Package width in inches.", "example": 8.0 }, "height": { "type": "number", "description": "Package height in inches.", "example": 4.0 }, "mailClass": { "type": "string", "description": "USPS mail class for the shipment.", "enum": [ "PRIORITY_MAIL", "PRIORITY_MAIL_EXPRESS", "FIRST_CLASS_PACKAGE_SERVICE", "PARCEL_SELECT", "MEDIA_MAIL", "LIBRARY_MAIL", "BOUND_PRINTED_MATTER" ], "example": "PRIORITY_MAIL" }, "processingCategory": { "type": "string", "description": "Processing category for the package.", "enum": [ "MACHINABLE", "NON_MACHINABLE", "IRREGULAR", "LETTERS", "FLATS" ], "example": "MACHINABLE" }, "destinationEntryFacilityType": { "type": "string", "description": "Type of destination entry facility.", "enum": [ "NONE", "DESTINATION_DELIVERY_UNIT", "DESTINATION_SERVICE_FACILITY", "DESTINATION_SECTIONAL_CENTER_FACILITY", "DESTINATION_BULK_MAIL_CENTER" ], "example": "NONE" }, "rateIndicator": { "type": "string", "description": "Rate indicator code for special rate categories.", "example": "DR" } }, "required": [ "originZIPCode", "destinationZIPCode", "weight", "mailClass" ] }