I installed...
And then I copied your example...
require_once '/home/mysite/public_html/wp-content/plugins/cxt-user-wpai-import/clearbit/vendor/autoload.php';
use Clearbit\Clearbit;
$clearbit = Clearbit::create($token);
$combined = $clearbit->getCombined('[email protected]');
var_dump($combined->getPerson());
var_dump($combined->getCompany());
But I get...
Composer feedback that generated notices was...
paragonie/random_compat suggests installing ext-libsodium (Provides a modern crypto API that can be used to generate random bytes.)
symfony/property-access suggests installing psr/cache-implementation (To cache access methods.)
jane/jane suggests installing fabpot/php-cs-fixer (Allow to automatically fix cs on generated code for better visualisation)
jane/open-api suggests installing friendsofphp/php-cs-fixer (To have a nice formatting of the generated files)
wisembly/clearbit-php suggests installing php-http/guzzle6-adapter (^1.0)
Package jane/runtime is abandoned, you should avoid using it. Use jane-php/json-schema-runtime instead.
Package jane/openapi-runtime is abandoned, you should avoid using it. Use jane-php/open-api-runtime instead.
Package jane/jane is abandoned, you should avoid using it. Use jane-php/json-schema instead.
Package jane/open-api is abandoned, you should avoid using it. Use jane-php/open-api instead.
autoload.php
bin/
clue/
composer/
doctrine/
fitbug/
guzzlehttp/
jane/
nikic/
paragonie/
php-http/
psr/
symfony/
wisembly/