raven.rb

        Raven.capture_message("Failed to send push notification (#{reason})", {
          :logger => "urbanairship",
          :extra => {
            'Notification' => notification,
            'Response' => reason,
            'Response code' => response.code,
          },
          :user => {
            'id' => recipient.id,
            'email' => recipient.email,
          },
        })