The Long Way
This is made in PS, using Pixelsquid elements (tricycle and teddy bear), the shadow of the tricycle was made in Blender using a basic tricycle just to have a nice shadow using the shadow Catcher in Blender.
I saved it as PNG and imported in the composite and then masked away the tricycle and fit the shadow to the Pixelsquid tricycle.
So I used
To get this
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