do the following steps.
1- Open Farmville 2 and Cheat Engine
2- In Cheat Engine Click on ( Select a process to open)
3- If you are playing Farmville 2 on Google Chrome , Select any one of your Google Chrome process. If playing on Firefox Select Firefox or Select Flash files.
4- Change Value type to String.
5- Now back to Cheat Engine and paste this code into text area >e_animal_prized_chicken_polishsilverlaced
6- Click on First Scan.
7- You will see all the Results on Left side . Select all results and Drag Down all the Results .
8- Select all Drag objects and change “value” to >e_deco_thanksgiving_homesweethome_generic
9- Refresh your farm and you will get this House in your Farm