Making a block tower

This task is about making a model from blocks.
Drawn below are five views of the same object.
Make a model of the object using the blocks provided.
You may not need to use all your blocks.
The shaded squares in the drawings are 4-pin blocks, and the unshaded squares are 8-pin blocks.
 
Top View
 
Front View
 
Right Side View
 
Left Side View
 
Back View
 
 
 Your solution