PHP Version
PHP Version must be higher than 5.1. We validated 5.4.16.
cURL
PHP cURL is required. We validated 7.29.0.
JSON
PHP JSON extension is required. We validated 1.2.1.
Package Manager
You can use your package manager to install the correct PHP and PHP extension versions. For example:
Installing PHP/Extensions
yum -y install php php-common
PHP Official Website
