{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"NAM250563","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"machine_gun_crews_with_vickers_machine_gun_lewis_gun_and_rangefinder_mesopotamia_world_war_i_b_w_pho","item_variant":"undefined"},{"item_id":"BMS869215","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"new_york_artillerymen_with_a_heavy_gun_in_fort_corcoran_spring_1862_b_w_photo","item_variant":"undefined"},{"item_id":"BMS869209","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"heavy_gun_in_fort_woodbury_virginia_1861_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1592896","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"wright_henry_charles_seppings_1850_1937","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_transvaal_war_with_the_naval_brigade_litho","item_variant":"undefined"},{"item_id":"BMS867774","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"cooley_samuel_a_fl_1864","item_category5":"not_balown","item_list_name":"search_results","item_name":"federal_10_inch_mortar_battery_on_morris_island_sc_1865_b_w_photo","item_variant":"undefined"},{"item_id":"BMS869207","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"colonel_tyler_and_the_1st_connecticut_heavy_artillery_at_fort_richardson_late_1861_b_w_photo","item_variant":"undefined"},{"item_id":"BMS867762","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"1st_connecticut_heavy_artillery_manning_guns_in_fort_richardson_late_1861_b_w_photo","item_variant":"undefined"},{"item_id":"DGC7108242","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"soldiers_of_the_tank_crews_preparing_the_guns_for_battle_1942_photo","item_variant":"undefined"},{"item_id":"BOF711505","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"tank_activities_a_e_f_2_3","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"field guns' crews","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":9,"search_results_page_number":1}