Returns the list of available voucher bundles.
/voucher
This method is only accessible using a Hotelier API account.
[
{
"id":INTEGER, // Bundle id
"priority":INTEGER, // Priority
"name":STRING, // Name
"description":STRING, // A short description
"code_count":INTEGER, // Number of voucher codes in the bundle
"code_limit":INTEGER, // Maximum number of times a code can been applied (empty if not defined)
"date_from":ISO 8601, // Voucher is valid from this date
"date_to":ISO 8601, // Voucher is valid until this date
"special_offer":BOOLEAN, // Is true if voucher unlocks a special offer
"package":BOOLEAN,
"req_only":BOOLEAN,
"last_flag":BOOLEAN,
"active":BOOLEAN
}
]