Opens for all messages

Number of message opens to return per request. Max 500.

Number of messages to skip

Filter by To, Cc, Bcc

Filter by tag

Filter by client name, i.e. Outlook, Gmail

Filter by company, i.e. Microsoft, Apple, Google

Filter by client family, i.e. OS X, Chrome

Filter by full OS name and specific version, i.e. OS X 10.9 Mavericks, Windows 7

Filter by kind of OS used without specific version, i.e. OS X, Windows

Filter by company which produced the OS, i.e. Apple Computer, Inc., Microsoft Corporation

Filter by platform, i.e. webmail, desktop, mobile

Filter by country messages were opened in, i.e. Denmark, Russia

Filter by full name of region messages were opened in, i.e. Moscow, New York

Filter by full name of region messages were opened in, i.e. Moscow, New York

The token associated with the Server on which this request will operate.