{
  "$schema": "https://www.atsc-schemas.org/atsc3.0/a344/20250226/org.atsc.CacheRequestDASH-request.json",
    "jsonrpc": "2.0",
    "method": "org.atsc.CacheRequestDASH",
    "params": {
       "sourceURL": "https://wxyz.com/svc4.4/content/",
       "targetURL": "advertising1/",
       "Period": "<Period start='PT9H' duration='PT30S'><AdaptationSet mimeType='video/mp4'/><SegmentTemplate timescale='9000' media='video/xbc$Number$.mp4v' duration='90000' startNumber='32401' /><Representation id='v2' width='1920' height='1080'/></Period>"
    },
    "id": 38
  }