Enter S E
In Charles, look for the line “http://dynamic.socialpoint.es/���
Expand it and look for “srvempires/“
Right click and select Breakpoints.
Refresh the game.
A breakpoint tab should appear. Press EXECUTE 1 once.
Press the “Edit Response” tab
Press RAW
Now, search for the buildngs names u want to change.

Example:"name":"Angkor","type":"b","cost":"1","cost_type":"c","xp":"6","display_order":"13","activation":"1","expiration":"0","collect":"2000","collect_type":"w","collect_xp":"67"

Cost is the cost
activation (secs)
Collect dont change it, wont do anything
and so on...etc

Now, remove the breakpoint (Press the Red Hexagon icon or right click the srvempires/ and select Breakpoints again)
Then press EXECUTE. The game will now load and you will have changed what you needed like instaint reload
Have fun.