This method will return business information.
|business_code||Integer||This is the business we are working within.|
|open_date_from||Timestamp||This is the start date the create time of the invoice must be greater than or equal to.|
|open_date_to||Timestamp||This is the end date the create time of the invoice must be less than or equal to.|
|client_id||Timestamp||This is the client_id of the client the invoice must be assocated with. 0 or -1 means this parameter doesn't matter|
|format||enumeration||(optional) Set this value to "xml" for XML raw formatted output, "xml-clean" for XML tidy formatted output or "json" for JSON formatted output. If not passed, "xml" is used as a default|