{
  "$schema": "https://www.atsc-schemas.org/atsc3.0/a344/20260218/org.atsc.setRMPURL-request.json",
    "jsonrpc": "2.0",
    "method": "org.atsc.setRMPURL",
    "params": {"operation": "startRmp",
               "rmpurl": "http://stream.wxyz.com/33/program.mpd"},
    "id": 104
}