{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"LRI557689","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"beltrame_achille_1871_1945","item_category5":"not_balown","item_list_name":"search_results","item_name":"performance_of_the_opera_germania_by_alberto_franchetti_1860_1942_at_the_teatro_alla_scala_in_milan_","item_variant":"undefined"},{"item_id":"MEP3599565","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"maso_di_banco_fl_1336_46","item_category5":"not_balown","item_list_name":"search_results","item_name":"miracle_of_the_resurrection_of_the_bull_miracolo_della_risurrezione_del_toro_by_maso_di_banco_1340_1","item_variant":"undefined"},{"item_id":"MEP3612688","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_of_duccio_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_14th_century_tempera_on_boa","item_variant":"undefined"},{"item_id":"MEP3612680","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_of_duccio_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_14th_century_tempera_on_boa","item_variant":"undefined"},{"item_id":"MEP3599318","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_of_duccio_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_14th_century_tempera_on_boa","item_variant":"undefined"},{"item_id":"MEP3612845","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_1311_14th_century_tempera_on_board_21","item_variant":"undefined"},{"item_id":"MEP3612686","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_of_duccio_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_14th_century_tempera_on_boa","item_variant":"undefined"},{"item_id":"MEP3612852","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_1311_14th_century_tempera_on_board_21","item_variant":"undefined"},{"item_id":"DGA3725570","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"opera_singers_gino_bechi_left_and_mario_del_monaco_right_before_embarking_may_11_1950_genoa_port_ita","item_variant":"undefined"},{"item_id":"MEP3612849","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"maesta_maesta_del_duomo_di_siena_by_duccio_di_buoninsegna_1308_1311_14th_century_tempera_on_board_21","item_variant":"undefined"},{"item_id":"DGA3725225","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"cycling_trip_to_camogli_organized_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_ge","item_variant":"undefined"},{"item_id":"DGA3725209","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"trip_by_national_recreational_club_opera_nazionale_dopolavoro_ond_june_17_1939_genoa_italy_20th_cent","item_variant":"undefined"},{"item_id":"DGA3725216","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"trip_to_vienna_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_genoa_august_13_1939_","item_variant":"undefined"},{"item_id":"DGA3725208","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"trip_by_national_recreational_club_opera_nazionale_dopolavoro_ond_june_17_1939_genoa_italy_20th_cent","item_variant":"undefined"},{"item_id":"DGA3724707","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"excursion_by_national_recreational_club_opera_nazionale_dopolavoro_ond_april_5_1936_province_of_geno","item_variant":"undefined"},{"item_id":"DGA3724698","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"skiers_at_limone_piemonte_trip_by_national_recreational_club_opera_nazionale_dopolavoro_ond_january_","item_variant":"undefined"},{"item_id":"DGA3724697","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"skiers_at_limone_piemonte_trip_by_national_recreational_club_opera_nazionale_dopolavoro_ond_january_","item_variant":"undefined"},{"item_id":"DGA3725227","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"cycling_trip_in_camogli_organized_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_ge","item_variant":"undefined"},{"item_id":"DGA3725217","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"train_at_station_trip_to_berlin_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_geno","item_variant":"undefined"},{"item_id":"DGA3725218","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"train_at_station_trip_to_berlin_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_geno","item_variant":"undefined"},{"item_id":"DGA3725219","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"train_in_station_trip_to_berlin_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_geno","item_variant":"undefined"},{"item_id":"DGA3724717","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"members_of_national_recreational_club_opera_nazionale_dopolavoro_ond_exhibiting_pennants_april_5_193","item_variant":"undefined"},{"item_id":"DGA3725226","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"foto_studio_leoni","item_category5":"not_balown","item_list_name":"search_results","item_name":"cycling_trip_in_camogli_organized_by_national_recreational_club_opera_nazionale_dopolavoro_ond_in_ge","item_variant":"undefined"},{"item_id":"GRL5973979","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"ghigo_roli","item_category5":"not_balown","item_list_name":"search_results","item_name":"piazza_della_vittoria_brescia_italy","item_variant":"undefined"},{"item_id":"MEP3612851","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"duccio_di_buoninsegna_1255_1319","item_category5":"not_balown","item_list_name":"search_results","item_name":"christ_mocked_cristo_percosso_detail_recto_of_the_maesta_1308_1311_tempera_on_wood","item_variant":"undefined"},{"item_id":"MME4065440","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"arles_musee_departemental_arles_antique_2013_exhibition_rodin_la_lumia_re_de_l_antique_aphrodite_kno","item_variant":"undefined"},{"item_id":"FAS71067","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"macdonald_mackintosh_margaret_1865_1933","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_opera_of_the_wind_c_1902_inlaid_gesso_panel","item_variant":"undefined"},{"item_id":"FAS71068","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"macdonald_mackintosh_margaret_1865_1933","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_opera_of_the_sea_c_1902_inlaid_gesso_panel","item_variant":"undefined"},{"item_id":"LRI4618506","item_category":"object","item_category2":"in_copyright","item_category3":"standard","item_category4":"manzoni_piero_1933_63","item_category5":"not_balown","item_list_name":"search_results","item_name":"artist_s_shit_artwork_1961","item_variant":"undefined"},{"item_id":"PVD1684423","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hohenstein_adolfo_1854_1928","item_category5":"not_balown","item_list_name":"search_results","item_name":"cover_by_anon_of_score_of_opera_turandot_by_giacomo_puccini_1926_lithograph","item_variant":"undefined"},{"item_id":"LRI4619872","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hohenstein_adolfo_1854_1928","item_category5":"not_balown","item_list_name":"search_results","item_name":"poster_for_opera_madame_butterfly_by_giacomo_puccini_1906_poster","item_variant":"undefined"},{"item_id":"XLE3778021","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"carmen_opera_by","item_variant":"undefined"},{"item_id":"MIS3924892","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school","item_category5":"not_balown","item_list_name":"search_results","item_name":"paris_opera_print","item_variant":"undefined"},{"item_id":"FGL5486095","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"poster_for_the_opera_opera_bouffe_or_opera_buffa_le_chevalier_d_eon_1909_poster","item_variant":"undefined"},{"item_id":"JLJ4645660","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"boggs_frank_myers_1855_1926","item_category5":"not_balown","item_list_name":"search_results","item_name":"place_de_l_opera_garnier_in_paris_1900_oil_on_canvas","item_variant":"undefined"},{"item_id":"XEE5033269","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"castaigne_jean_alexandre_michel_andre_1861_1929","item_category5":"balown","item_list_name":"search_results","item_name":"the_phantom_of_the_opera_by_gaston_leroux_1911_drawing","item_variant":"undefined"},{"item_id":"IBE5386938","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"poster_of_the_opera_die_moderne_eva_1911","item_variant":"undefined"},{"item_id":"XLE3748742","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"richard_strauss_s_opera_salome","item_variant":"undefined"},{"item_id":"SLR3831958","item_category":"photo","item_category2":"in_copyright","item_category3":"standard","item_category4":"utzon_jorn_1918_2008","item_category5":"not_balown","item_list_name":"search_results","item_name":"sydney_opera_house","item_variant":"undefined"},{"item_id":"CH7247997","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"manuel_henri_1874_1947_attr_to","item_category5":"not_balown","item_list_name":"search_results","item_name":"claude_monet_with_his_palette_in_front_of_his_work_les_nympheas_1920s_gelatin_silver_print","item_variant":"undefined"},{"item_id":"SLR3831556","item_category":"photo","item_category2":"in_copyright","item_category3":"standard","item_category4":"utzon_jorn_1918_2008","item_category5":"not_balown","item_list_name":"search_results","item_name":"sydney_opera_house_australia","item_variant":"undefined"},{"item_id":"JLJ4655448","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"photo_josse","item_category5":"not_balown","item_list_name":"search_results","item_name":"comedy_postcard_of_the_mona_lisa_after_the_artwork_s_theft_in_1911_postcard","item_variant":"undefined"},{"item_id":"XRA1660871","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"ball_of_the_debutantes_at_the_opera_in_paris_1962_photo","item_variant":"undefined"},{"item_id":"PCT7211628","item_category":"film_still","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_phantom_of_the_opera_1925_photo","item_variant":"undefined"},{"item_id":"XRE1944957","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"maria_callas","item_variant":"undefined"},{"item_id":"XLE3777643","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"giuseppe_verdi_s_opera","item_variant":"undefined"},{"item_id":"XLE3771808","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"metlicovitz_leopoldo_1868_1944","item_category5":"balown","item_list_name":"search_results","item_name":"opera_tosca_by_giacomo_puccini_poster","item_variant":"undefined"},{"item_id":"XLA3771107","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"vienna_opera_house","item_variant":"undefined"},{"item_id":"XLE3767123","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"gustav_mahler_at_his_desk_in_the_vienna_opera_house_b_w_photo","item_variant":"undefined"},{"item_id":"LLM5217266","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"comedy_postcard_of_the_mona_lisa_after_the_artwork_s_theft_in_1911_postcard","item_variant":"undefined"},{"item_id":"OPL780633","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"place_de_l_opera_paris_c_1900_photo","item_variant":"undefined"},{"item_id":"XRA2561212","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"maria_callas_during_rehearsal_of_opera_tosca_at_paris_opera_house_18th_february_1965_photo","item_variant":"undefined"},{"item_id":"OLA1924353","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"maria_callas_in_the_role_of_violetta_in_la_traviata_covent_garden_london_21st_june_1958_b_w_photo","item_variant":"undefined"},{"item_id":"SUD203441","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"al_attar_suad","item_category5":"not_balown","item_list_name":"search_results","item_name":"opera_pagliacci_in_blue_1998_oil_on_canvas","item_variant":"undefined"},{"item_id":"XLA3774388","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"carrier_unit_air_conditioners_from_the_royal_opera_s_coronation_season_programme_1937_print","item_variant":"undefined"},{"item_id":"XEE4414242","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"the_assassination_of_humbert_i_in_monza_by_the_anarchist_bresci_1900_engraving","item_variant":"undefined"},{"item_id":"SLR3831957","item_category":"photo","item_category2":"in_copyright","item_category3":"standard","item_category4":"utzon_jorn_1918_2008","item_category5":"not_balown","item_list_name":"search_results","item_name":"sydney_opera_house","item_variant":"undefined"},{"item_id":"XRC1552937","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"coruzzi_giovanni","item_category5":"balown","item_list_name":"search_results","item_name":"maria_callas_arriving_at_paris_opera_house_for_the_premiere_of_opera_norma_22_may_1964_photo","item_variant":"undefined"},{"item_id":"XLE3759562","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"metropolitan_opera_house_new_york_print","item_variant":"undefined"},{"item_id":"BRS5645391","item_category":"photo","item_category2":"in_copyright","item_category3":"premium","item_category4":"seed_brian","item_category5":"not_balown","item_list_name":"search_results","item_name":"beethoven_s_fidelio_opera","item_variant":"undefined"},{"item_id":"BAL77199","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"popova_lyubov_sergeevna_1889_1924","item_category5":"not_balown","item_list_name":"search_results","item_name":"stage_set_design_for_the_play_the_magnanimous_cuckold_by_f_crommelynck_meyerhold_theatre_moscow_1922","item_variant":"undefined"},{"item_id":"LRI557803","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"luisa_ricciarini","item_category5":"not_balown","item_list_name":"search_results","item_name":"cover_from_il_teatro_illustrato_showing_the_singer_ugo_colombini_performing_in_cavalleria_rusticana_","item_variant":"undefined"},{"item_id":"LEL3881945","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"lewis_laurie","item_category5":"not_balown","item_list_name":"search_results","item_name":"benjamin_britten_s_opera","item_variant":"undefined"},{"item_id":"XLA3747532","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"thomas_mann_as_a_young_man_german_writer","item_variant":"undefined"},{"item_id":"SMH1810935","item_category":"photo","item_category2":"in_copyright","item_category3":"premium","item_category4":"duchamp_marcel_1887_1968","item_category5":"not_balown","item_list_name":"search_results","item_name":"marcel_duchamp_with_a_box_containing_samples_of_his_work_c_1957_b_w_photo","item_variant":"undefined"},{"item_id":"ETE4942224","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"albert_camus_during_a_repetition_for_his_play_requiem_pour_une_nonne_william_faulkner_in_1956_theatr","item_variant":"undefined"},{"item_id":"ZUM7265312","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"maria_callas_as_torcs_at_the_paris_opera_1965_photo","item_variant":"undefined"},{"item_id":"XAB2653754","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"malevich_kazimir_severinovich_1878_1935","item_category5":"balown","item_list_name":"search_results","item_name":"stage_design_for_the_opera_victory_over_the_sun_by_aleksei_kruchenykh_1913_pencil_on_paper","item_variant":"undefined"},{"item_id":"CHT200454","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"cocteau_jean_1889_1963","item_category5":"not_balown","item_list_name":"search_results","item_name":"illustration_for_the_play_la_machine_infernale_1934_pen_ink_on_paper","item_variant":"undefined"},{"item_id":"XRC1550181","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"coruzzi_giovanni","item_category5":"balown","item_list_name":"search_results","item_name":"samuel_beckett_during_the_rehearsal_of_a_play_21_september1963_photo","item_variant":"undefined"},{"item_id":"SUD203440","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"al_attar_suad","item_category5":"not_balown","item_list_name":"search_results","item_name":"opera_pagliacci_1998_oil_on_canvas","item_variant":"undefined"},{"item_id":"PVD1683345","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"italian_tenor_beniamino_gigli_1890_1957_as_edgardo_at_the_metropolitan_opera_c_1920","item_variant":"undefined"},{"item_id":"XLE3769035","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"codognato_plinio_1878_1940","item_category5":"balown","item_list_name":"search_results","item_name":"poster_for_verdi_opera_1913_colour_litho","item_variant":"undefined"},{"item_id":"YAC4122042","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"renata_tebaldi_with_maria_callas_and_rudolf_bing_director_of_the_metropolitan_opera_in_new_york","item_variant":"undefined"},{"item_id":"XAB350024","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"russian_school_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"stage_design_for_the_opera_morozko_by_v_bocharov_gouache_on_cardboard","item_variant":"undefined"},{"item_id":"XLE3775990","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hohenstein_adolfo_1854_1928","item_category5":"balown","item_list_name":"search_results","item_name":"cover_by_anon_of_score_of_opera_turandot_by_giacomo_puccini_1926_lithograph","item_variant":"undefined"},{"item_id":"SEL275908","item_category":"illustration","item_category2":"in_copyright","item_category3":"premium","item_category4":"seligman_lincoln","item_category5":"not_balown","item_list_name":"search_results","item_name":"green_turban_oil_on_canvas","item_variant":"undefined"},{"item_id":"SMW3923632","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"john_massey_stewart","item_category5":"not_balown","item_list_name":"search_results","item_name":"maria_callas_as_tosca_and_tito_gobbi_as_scarpia_in_opera_tosca_by_puccini","item_variant":"undefined"},{"item_id":"XLA3760125","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"proscenium_play_by_ivor_novello","item_variant":"undefined"},{"item_id":"LEL3882601","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"lewis_laurie","item_category5":"not_balown","item_list_name":"search_results","item_name":"benjamin_britten_s_opera_the","item_variant":"undefined"},{"item_id":"XRA2694278","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"barbara_during_rehearsal_of_the_gala_of_artists_at_the_opera_1966_photo","item_variant":"undefined"},{"item_id":"CIN8772001","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"yoshida_katsuro_1943_99","item_category5":"not_balown","item_list_name":"search_results","item_name":"work_34_1973_photo_etching","item_variant":"undefined"},{"item_id":"XRA2561208","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"opera_singers_tito_gobbi_and_maria_callas_during_rehearsal_of_opera_tosca_at_paris_opera_house_18th_","item_variant":"undefined"},{"item_id":"BRQ3923112","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"foto_pietzner_fayer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"richard_tauber_portrait_with_monocle","item_variant":"undefined"},{"item_id":"XRA1648014","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"mohammad_reza_pahlavi_and_farah_diba_at_paris_opera_1961_photo","item_variant":"undefined"},{"item_id":"XLE3775317","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"shostakovich_dmitri_opera","item_variant":"undefined"},{"item_id":"JLJ4650777","item_category":"object","item_category2":"in_copyright","item_category3":"standard","item_category4":"peduzzi_richard_b_1943_workshop","item_category5":"not_balown","item_list_name":"search_results","item_name":"longitudinal_cup_of_the_opera_garnier_1982_86_model","item_variant":"undefined"},{"item_id":"XIR174313","item_category":"illustration","item_category2":"undetermined_copyright_usa","item_category3":"standard","item_category4":"klee_paul_1879_1940","item_category5":"balown","item_list_name":"search_results","item_name":"battle_scene_from_the_comic_fantastic_opera_the_seafarer_1923_no_123_oil_transfer_pencil_watercolour","item_variant":"undefined"},{"item_id":"XRA1650891","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"franco_zeffirelli_kissing_maria_callas_after_premiere_of_opera_tosca_february_20_1965_at_paris_opera","item_variant":"undefined"},{"item_id":"SMW3923629","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"john_massey_stewart","item_category5":"not_balown","item_list_name":"search_results","item_name":"maria_callas_as_tosca_in_franco_zeffirelli_s_production_of_the_opera_tosca_by_puccini","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"opera del xx secolo","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":22824,"search_results_page_number":1}