How To Import This model Into Blender/ your Blender Scene:

Unzip "Survival Asset Kit_Blend.rar/Survival Asset Kit_FBX.rar, Survival Asset Kit_Texture".

To import into your scene go to File>Append, navigate to .blend files folder, open the file, open "Group" folder, then double-click on the name of the group and append.

Or you can select it and copy it using CTRL+C and in your scene pressing CTRL+V.