Sets the body message. As a side-effect the G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE header field is set to the type string of body (or cleared if body is NULL).
If body is floating, message assumes ownership of body.
Either NULL or a glib.Variant that is a tuple.
2.26
Sets the body message. As a side-effect the G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE header field is set to the type string of body (or cleared if body is NULL).
If body is floating, message assumes ownership of body.