What is the difference?

{"file_link":"https://prodgraph.hachette-livre.fr/ARCHIVE/400/1007292/ressources/res_int/what_is_the_difference.mp3","id":"19241542","id_file":"973444","NUEDI":"400","NUART":"1007292","EAN13":"9782401101555","line":"39","page":"14","chapitre":"","type":"AUDIO","menu":"","titre":"What is the difference?","legende":"","cible":"what_is_the_difference.mp3","redirection_minilien":"","type_minilien":"","picto":"picto_audio.png","picto_spe":"","prof_eleve":"","commentaire":"[ 454.370050 828.543315 496.889735 871.063000 ]","mini_ressource":"NON","download":"NON","copyrights":"","toc_1":"","toc_2":"","toc_3":"","vignette":"","banque":"NON","banque_nature":"","banque_mot_cles":"","banque_libre_1":"","banque_libre_2":"","banque_libre_3":"","banque_libre_4":"","banque_libre_5":"","banque_libre_6":"","banque_libre_7":"","banque_libre_8":"","banque_libre_9":"","banque_libre_10":"","banque_libre_12":"","banque_libre_13":"","banque_libre_15":"9782401101555_0c87ff0224dfaeb33480b738511c6d1e_sound","ADMIN-ID":null}