If you want the full version and license for commercial use,
you can purchase here :

https://fontkong.com/product/westie-ametta/

File Font Version : 

1. Westie Ametta.otf
2. Westie Ametta.ttf
3. Westie Ametta.woff
4. Westie Ametta Italic.otf
5. Westie Ametta Italic.ttf
6. Westie Ametta Italic.woff