{
  "$schema": "https://www.atsc-schemas.org/atsc3.0/a344/20260218/org.atsc.notify-rmpMediaTimeChange.json",
    "jsonrpc": "2.0",
    "method": "org.atsc.notify",
    "params":{
       "msgType": "rmpMediaTimeChange",
       "currentTime": 3600.283,
       "startDate": "2019-01-01T23:59:59.590Z",
       "playbackState": 0,
       "refClock": "2019-01-01T23:59:53.590Z",
       "adaptationId_video": "2",
       "adaptationId_audio": "1 4",
       "adaptationId_text": "3",
       "periodId": "P1",
       "periodStart": "2019-01-01T23:50:30.000Z",
       "duration": 600,
       "source": [
          {
            "id": "2",
            "uriType": "GSID",
            "sourceType": "broadcast"
          },
          {
            "id": "1",
            "uriType": "GSID",
            "sourceType": "broadcast"
          },
          {
            "id": "4",
            "uriType": "GSID",
            "sourceType": "broadband"
          },
          {
            "id": "3",
            "uriType": "GSID",
            "sourceType": "broadcast"
          }
      ]
    },
  "id": 913
}