{"MODULE":"DEVEMM",
"OPERATION":"CTRLUSERAUDIO",
"PARAMETER"
  :{"CMD":0,                                  //integer, control field, 0 means update file, 1 means delete file, 2 means delete all files, 3 means query all files,4 means play audio,
  "COMPRESS":0,                               //the MP3 file is compressed or not, 0 means no, 1 means ZIP compressed, 0 is recommended
  "FILELIST":["4102866583125508101.mp3"],     //array, list of the files;
  "FILENAME":"4102866583125508101.mp3",       //string, within 31bytes,valid when "COMPRESS":0.
  "FUNCTYPE":0,                               //0 means platform issue whatever audio file, device will go download it and save it
  "PE":1,                                     //integer, valid when "FUNCTYPE":0, 0 means dont play, 1 means play immediately,
  "PLAYPARA":
   {"INTERVAL":0,                             //integer, play interval in case we need to play it multiple times. unit: second.
    "TIMES":1,                                //integer, how mang times the auido should be played.
	"VOLUME":45                               //integer, volume range: 0~63, 0 means mute, 63 is the biggest
	},
  "PVT":0,                                   //integer, valid when "PE":1, means play valid time, from the task is received by the device, starts counting, if the time is up before audio file is downloaded, it'll not play even though PE is 1, unit: second. when this field doesn't exist or equals 0, means valid all the time. 
  "SERIAL":0,                                //integer, command sequence.
  "URL":"https://cnatgxlixydp.objectstorage.mx-queretaro-1.oci.customer-oci.com/p/jb2aFSicG_bVHgioP9dO6Dy-vx36sRmrnVBs-XIq85nVwJ25jzHemBdwDqv4_pk9/n/cnatgxlixydp/b/na_mexico/o/10001/1253/global/795490d9-bf49-6a34-990-3ccfa90c178c2-4102866583125508101.mp3"},  //http or https download address of the MP3 file.
"SESSION":"b8b3909c-97f9-f235-490-fd01090e95092"
}