{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"WRH1065321","item_category2":"in_copyright","item_category3":"standard","item_category4":"wood_rob_b_1946","item_category5":"not_balown","item_list_name":"lightbox","item_name":"barbarossa_and_pope_alexander_iii_2009_w_c_on_paper","item_variant":"undefined"},{"item_id":"STF230223","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"geiger_nicolaus_1849_97","item_category5":"not_balown","item_list_name":"lightbox","item_name":"monument_to_emperor_barbarossa_c_1123_90_kyffhaeuser_mountain_c_1890_96_stone","item_variant":"undefined"},{"item_id":"BAL112376","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_12th_century","item_category5":"not_balown","item_list_name":"lightbox","item_name":"reliquary_bust_of_frederick_i_1155_71_gilded_bronze","item_variant":"undefined"},{"item_id":"TRK559315","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"frederick_i_barbarossa_1122_1190_emperor_of_the_holy_roman_empire_1152_1190_a_scribe_gives_a_codex_t","item_variant":"undefined"},{"item_id":"DGA756741","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"barbarossa_kneeling_before_the_pope_scene_from_the_stories_of_alexander_iii_1407_1408_by_spinello_ar","item_variant":"undefined"},{"item_id":"DGA625881","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"frederick_barbarossa_rendering_public_homage_to_alexander_iii_by_federico_zuccari_circa_1541_1609_oi","item_variant":"undefined"},{"item_id":"XIR173250","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"spinello_or_spinelli_aretino_luca_c_1340_1410","item_category5":"balown","item_list_name":"lightbox","item_name":"the_history_of_pope_alexander_iii_1105_81_the_entrance_of_the_pope_and_emperor_frederick_barbarossa_","item_variant":"undefined"},{"item_id":"FTB64193","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_14th_century","item_category5":"not_balown","item_list_name":"lightbox","item_name":"codex_correr_i_383_doge_sebastiani_ziani_receives_a_petition_from_pope_alexander_iii_1159_81_and_emp","item_variant":"undefined"},{"item_id":"UIG533144","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"frederick_i_barbarossa_c1123_1190_holy_roman_emperor_from_1152_death_of_barbarossa_who_drowned_tryin","item_variant":"undefined"},{"item_id":"TRK697339","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"the_bronze_barbarossa_s_chandelier_1168_and_the_vault_of_the_cathedral_1882_photo","item_variant":"undefined"},{"item_id":"FTB64192","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"codex_correr_i_383_emperor_frederick_barbarossa_c_1123_90_receiving_the_venetian_ambassadors_vellum","item_variant":"undefined"},{"item_id":"STC386244","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"lightbox","item_name":"barbarossa_colour_litho","item_variant":"undefined"},{"item_id":"XAL173252","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"azeglio_massimo_taparelli_d_1798_1866","item_category5":"balown","item_list_name":"lightbox","item_name":"the_battle_of_legnano_in_1176_1831_oil_on_canvas","item_variant":"undefined"},{"item_id":"FTB64190","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"lightbox","item_name":"codex_correr_i_383_the_peace_between_pope_alexander_iii_1159_81_and_the_emperor_frederick_barbarossa","item_variant":"undefined"},{"item_id":"XPH311191","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_school_12th_century","item_category5":"balown","item_list_name":"lightbox","item_name":"frederick_i_with_his_two_sons_king_henry_vi_and_duke_frederick_c_1180_vellum","item_variant":"undefined"}]}}