JSON error:
%7B%22author%22%3A%22Du Potet de Sennevoy%2C Jules Denis%22%2C%22category%22%3A%22Mesmerismo%22%2C%22city%22%3A%22Paris%22%2C%22language%22%3A%22FR%22%2C%22type%22%3A%22BOOK%22%7D