avsRequestHeader = {
        "messageHeader": {
            "deviceContext": [
                {
                    "name": "playbackState",
                    "namespace": "AudioPlayer",
                    "payload": {
                        "streamId": "",
                        "offsetInMilliseconds": "0",
                        "playerActivity": "IDLE"
                    }
                }
            ]
        },
        "messageBody": {
            "profile": "alexa-close-talk",
            "locale": "en-us",
            "format": "audio/L16; rate=16000; channels=1"
        }
    }
Put AVS Request Header into separate module
Put AVS Request Header into separate module

Signed-off-by: Mike Erdahl <e22fb0dee4cdb72a0a7b2cad0d8115432499e3b7@ti.com>
