An individual message in the new Facebook messaging system. Every message has a message ID that represents an object in the Graph. To get access to read a user's messages, you should request the
read_mailbox Extended Permission.
Message object has the following fields.
Message objects always requires a user session and the
read_mailbox extended permission.
The unique ID for this message
A timestamp of when this message was created
The sender of this message
A list of the message recipients
Array of objects each containing
The text of the message