C# FIREBASE WORK -- 5

HELLO,,

MY SOFTWARE WAS BUILT IN C#.....
IT IS DESKTOP OFFLINE APPLICATION....
I WANT TO MAKE IT ONLINE....
FOR THIS I AM INTERESTED IN GOOGLE FIREBASE.....

I HAVE ONE EXE AND ONE LICENSE MANAGER...
MAIN EXE CHECK SERVER FOR AUTHENTICATION...

AND MY OFFLINE LICENSE MANAGER DATA IS TO BE IN FIREBASE....
I BLOCK UNBLOCK ANY REISSUE LICENSE FOR ANY USER...

OTHER LITTLE THINGS I DISCUSS ON CHAT....

REGARDS