Step 1: MAP FILES
------------------------
METRO.bin
METRO.bin__fxEntMgr
METRO.blk
METRO.jpg
------------------------

Place the files from "content\pkg_local\levels" to:
War Thunder\content\pkg_local\levels



Step 2: MISSIONS FILES
------------------------
METRO.blk
METRO2.blk
METRO3.blk
METRO4.blk
METRO5.blk
usr_METRO.blk
usr_METRO2.blk
usr_METRO3.blk
usr_METRO4.blk
usr_METRO5.blk
------------------------

Place the files from "UserMissions" to:
War Thunder\UserMissions