Woops, I remembered it wrong.
The contents of the instances folder must be saved in:
C:\Program Files (x86)\Steam\steamapps\common\Company of Heroes 2 Tools\assets\data\attributes\instances
-
#Steam AliasWL%Streak
- 1.43063.872+8
- 2.56079.876+10
- 3.799453.638+6
- 4.303163.650+3
- 5.313114.733+9
- 6.194101.658-1
- 7.282161.637+1
- 8.371284.566-1
- 9.14059.704+7
- 10.327232.585+7