Help integrate PHP SDK into project

Job ID: 33576484

Budget: $10 – $30 AUD

Hi.
I have a php website built and need help integrating a PHP SDK given to me by a software provider for a solution I'm using. This will let me interact with the external database and act as an API.
They've sent me 3 files: Documentation, php file with all the functions, and a composer.json file.

I need help installing this
Related categories: PHP JavaScript XML Software Architecture MySQL