def on_post(self, req, resp):
    response = dict()
    try:
        data = simplejson.load(req.stream.read().decode("utf-8"))
        logger.info(data)
        mapUrl = req.get_params("url", None)
        response['url'] = add_google_key(mapUrl)
        resp.status = falcon.HTTP_200
        resp.body = simplejson.dumps(response)
    except Exception, ex:
        response['error'] = "Error occured"
        resp.status = falcon.HTTP_400
        resp.body = simplejson.dumps(response)
        return resp

POST /add HTTP/1.1
Host: 127.0.0.1:8000
Content-Type: application/json
Cache-Control: no-cache

{
"url": "www.google.com"
}