messenger_api_alpha_knoss_man: backends_man#awacs-rtc_balancer_alpha_l7_mssngr_search_yandex_net_man
messenger_api_alpha_knoss_sas: backends_sas#awacs-rtc_balancer_alpha_l7_mssngr_search_yandex_net_sas
messenger_api_alpha_knoss_vla: backends_vla#awacs-rtc_balancer_alpha_l7_mssngr_search_yandex_net_vla
