The country code of the traveler's point of sale, in ISO 3166-1 alpha-2 format. This should represent the country where the shopping transaction is taking place.

Refers to the currency, which must be filled with three alphabetical digits. (E.g. "USD", "ARS")

List of hotel IDs, separated by commas (max. 100).

Passenger distribution. Each room’s passengers should be written as number_of_adults-children_ages. Children-age goes up to 17 years old. Rooms should be separated by “!”. E.g.: Means room 1 with 2 adults and room 2 with 2 adults and a 10-year-old child.

Refers to the language, which must be filled with two alphabetical digits.