spravapi_knoss_man: backends_man#rtc-balancer-sprav-api-yandex-net-man
spravapi_knoss_sas: backends_myt#rtc-balancer-sprav-api-yandex-net-myt
spravapi_knoss_vla: backends_vla#rtc-balancer-sprav-api-yandex-net-vla
