PayWithAmazon\IpnHandler::getErrorMessageForJsonError PHP Method

    private function getErrorMessageForJsonError($json_error)
    {
        switch ($json_error) {
            case JSON_ERROR_DEPTH:
                return " - maximum stack depth exceeded.";
                break;
            case JSON_ERROR_STATE_MISMATCH:
                return " - invalid or malformed JSON.";
                break;
            case JSON_ERROR_CTRL_CHAR:
                return " - control character error.";
                break;
            case JSON_ERROR_SYNTAX:
                return " - syntax error.";
                break;
            default:
                return ".";
                break;
        }
    }