# meta Retrieve units meta data and translations ## Get meta data for units - [GET /rooms-api/meta](https://developers.booking.com/connectivity/docs/openapispecs/rooms-api/rooms-api-specification/meta/getroommeta.md): Retrieve meta data required for unit creation and update for any supported language_code Retrieve the list of all unit type IDs allowed for creation/update. For each $.unit_types[*] record you will find: unit_type_id: the unit type ID you must provide with each create and update request unit_type_name: string representation of unit type ID (translatable) is_multi_room: attribute that defines what type of room types you can use add in your unit is_active: attribute that defines if a unit type is available for creation/update, inactive room types are available for read only valid_property_categories: list of property categories that allow creation of this unit type suggested_unit_names: list of unit names that we recommend to use in combination with this unit type Retrieve the list of all room name IDs allowed during unit creation/update. For each $.unit_names[*] record you will find: unit_name_id: the unit name ID you must provide with each create request unit_name: string representation of unit name ID (translatable) Retrieve the list of all bed type IDs allowed during unit creation/update. For each $.bed_types[*] record you will find: bed_type_id: the bed type ID you must provide when configuring rooms bed_type_name: string representation of bed type (translatable) bed_type_description: description of bed type size using metric units (translatable) bed_type_description_imperial: description of bed type size using imperial units (translatable) is_active: attribute that defines if a bed type is available for creation/update, inactive bed types are available for read only Retrieve the list of all property categories for which you can create a unit. For each property type you will find its name and category ID, as well as an OTA or a Booking.com extended code