diff --git a/ydb/core/tx/scheme_board/CMakeLists.darwin-arm64.txt b/ydb/core/tx/scheme_board/CMakeLists.darwin-arm64.txt
index 65a6b9453ca1..1a1f1257a6a5 100644
--- a/ydb/core/tx/scheme_board/CMakeLists.darwin-arm64.txt
+++ b/ydb/core/tx/scheme_board/CMakeLists.darwin-arm64.txt
@@ -35,6 +35,7 @@ target_link_libraries(core-tx-scheme_board PUBLIC
 )
 target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/cache.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/events.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/helpers.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/load_test.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/monitoring.cpp
@@ -42,6 +43,7 @@ target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/replica.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/two_part_description.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/opaque_path_description.cpp
 )
 generate_enum_serilization(core-tx-scheme_board
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.h
diff --git a/ydb/core/tx/scheme_board/CMakeLists.darwin-x86_64.txt b/ydb/core/tx/scheme_board/CMakeLists.darwin-x86_64.txt
index 65a6b9453ca1..1a1f1257a6a5 100644
--- a/ydb/core/tx/scheme_board/CMakeLists.darwin-x86_64.txt
+++ b/ydb/core/tx/scheme_board/CMakeLists.darwin-x86_64.txt
@@ -35,6 +35,7 @@ target_link_libraries(core-tx-scheme_board PUBLIC
 )
 target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/cache.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/events.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/helpers.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/load_test.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/monitoring.cpp
@@ -42,6 +43,7 @@ target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/replica.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/two_part_description.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/opaque_path_description.cpp
 )
 generate_enum_serilization(core-tx-scheme_board
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.h
diff --git a/ydb/core/tx/scheme_board/CMakeLists.linux-aarch64.txt b/ydb/core/tx/scheme_board/CMakeLists.linux-aarch64.txt
index ec77757c3e0f..b3b223597a8d 100644
--- a/ydb/core/tx/scheme_board/CMakeLists.linux-aarch64.txt
+++ b/ydb/core/tx/scheme_board/CMakeLists.linux-aarch64.txt
@@ -36,6 +36,7 @@ target_link_libraries(core-tx-scheme_board PUBLIC
 )
 target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/cache.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/events.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/helpers.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/load_test.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/monitoring.cpp
@@ -43,6 +44,7 @@ target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/replica.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/two_part_description.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/opaque_path_description.cpp
 )
 generate_enum_serilization(core-tx-scheme_board
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.h
diff --git a/ydb/core/tx/scheme_board/CMakeLists.linux-x86_64.txt b/ydb/core/tx/scheme_board/CMakeLists.linux-x86_64.txt
index ec77757c3e0f..b3b223597a8d 100644
--- a/ydb/core/tx/scheme_board/CMakeLists.linux-x86_64.txt
+++ b/ydb/core/tx/scheme_board/CMakeLists.linux-x86_64.txt
@@ -36,6 +36,7 @@ target_link_libraries(core-tx-scheme_board PUBLIC
 )
 target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/cache.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/events.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/helpers.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/load_test.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/monitoring.cpp
@@ -43,6 +44,7 @@ target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/replica.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/two_part_description.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/opaque_path_description.cpp
 )
 generate_enum_serilization(core-tx-scheme_board
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.h
diff --git a/ydb/core/tx/scheme_board/CMakeLists.windows-x86_64.txt b/ydb/core/tx/scheme_board/CMakeLists.windows-x86_64.txt
index 65a6b9453ca1..1a1f1257a6a5 100644
--- a/ydb/core/tx/scheme_board/CMakeLists.windows-x86_64.txt
+++ b/ydb/core/tx/scheme_board/CMakeLists.windows-x86_64.txt
@@ -35,6 +35,7 @@ target_link_libraries(core-tx-scheme_board PUBLIC
 )
 target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/cache.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/events.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/helpers.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/load_test.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/monitoring.cpp
@@ -42,6 +43,7 @@ target_sources(core-tx-scheme_board PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/replica.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.cpp
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/two_part_description.cpp
+  ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/opaque_path_description.cpp
 )
 generate_enum_serilization(core-tx-scheme_board
   ${CMAKE_SOURCE_DIR}/ydb/core/tx/scheme_board/subscriber.h