private function extractDataFromRawPostDataString($rawPostDataString)
{
$data = array();
$keyValuePairs = preg_split('/&/', $rawPostDataString, null, PREG_SPLIT_NO_EMPTY);
foreach ($keyValuePairs as $keyValuePair) {
list($k, $v) = explode('=', $keyValuePair);
$data[$k] = rawurldecode($v);
}
return $data;
}