$ dbus-monitor "type='signal',sender='org.tvheadend.notify'"
signal sender=org.freedesktop.DBus -> dest=:1.790 serial=2 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=NameAcquired
   string ":1.790"
signal sender=:1.792 -> dest=(null destination) serial=3 path=/; interface=org.tvheadend.notify; member=start
   string "3.9.1227~gc709f2f-dirty"
signal sender=:1.792 -> dest=(null destination) serial=4 path=/; interface=org.tvheadend.notify; member=subscriptions
   int64 0
signal sender=:1.792 -> dest=(null destination) serial=5 path=/; interface=org.tvheadend.notify; member=epggrab_ota_next
   int64 1407399542
signal sender=:1.792 -> dest=(null destination) serial=6 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "c2bca6fa1fff900dfb1aab507a60b66e"
   string "TSFile"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=7 path=/; interface=org.tvheadend.notify; member=subscriptions
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=8 path=/; interface=org.tvheadend.notify; member=dvr_next
   int64 1407762570
signal sender=:1.792 -> dest=(null destination) serial=9 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "c2bca6fa1fff900dfb1aab507a60b66e"
   string "TSFile"
   int64 0
signal sender=:1.792 -> dest=(null destination) serial=10 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "c2bca6fa1fff900dfb1aab507a60b66e"
   string "TSFile"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=11 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "3cc8a8cd965bfba464900a5d5781b214"
   string "SAT>IP DVB-S Tuner #1 (192.168.100.237)"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=12 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "8c670a672754328ab97203bd92cc4b74"
   string "SAT>IP DVB-S Tuner #3 (192.168.100.237)"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=13 path=/; interface=org.tvheadend.notify; member=subscriptions
   int64 3
signal sender=:1.792 -> dest=(null destination) serial=14 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "c2bca6fa1fff900dfb1aab507a60b66e"
   string "TSFile"
   int64 0
signal sender=:1.792 -> dest=(null destination) serial=15 path=/; interface=org.tvheadend.notify; member=subscriptions
   int64 2
signal sender=:1.792 -> dest=(null destination) serial=16 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "3cc8a8cd965bfba464900a5d5781b214"
   string "SAT>IP DVB-S Tuner #1 (192.168.100.237)"
   int64 0
signal sender=:1.792 -> dest=(null destination) serial=17 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "3cc8a8cd965bfba464900a5d5781b214"
   string "SAT>IP DVB-S Tuner #1 (192.168.100.237)"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=18 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "3cc8a8cd965bfba464900a5d5781b214"
   string "SAT>IP DVB-S Tuner #1 (192.168.100.237)"
   int64 0
signal sender=:1.792 -> dest=(null destination) serial=19 path=/; interface=org.tvheadend.notify; member=mpegts_input
   string "3cc8a8cd965bfba464900a5d5781b214"
   string "SAT>IP DVB-S Tuner #1 (192.168.100.237)"
   int64 1
signal sender=:1.792 -> dest=(null destination) serial=20 path=/; interface=org.tvheadend.notify; member=stop
   string "bye"