{
  "description": "Play audio from a public HTTPS URI, optionally with a title.",
  "type": "object",
  "properties": {
    "uri": {
      "type": "string",
      "description": "Public HTTPS URI of the audio to play",
      "format": "uri",
      "minLength": 1
    },
    "title": {
      "type": "string",
      "description": "Optional title for display or logging purposes"
    },
    "sourceType": {
      "description": "URI transport semantics. Omission retains FILE behavior. LIVE_STREAM requires explicit live source support on the selected route; it must not be interpreted as a finite clip.",
      "allOf": [
        {
          "type": "string",
          "description": "Transport source kind for play-uri. FILE is finite externally hosted audio; LIVE_STREAM is continuous live audio and requires explicit route support. Neither value resolves a catalog provider identity.",
          "enum": [
            "FILE",
            "LIVE_STREAM"
          ]
        }
      ]
    },
    "offsetInMilliseconds": {
      "type": "integer",
      "description": "Playback start position in milliseconds",
      "minimum": 0,
      "default": 0
    }
  },
  "required": [
    "uri"
  ],
  "additionalProperties": false
}