emails/ui/common/Controller/Api.php

<?php
namespace ProVM\Common\Controller;

use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use ProVM\Common\Service\Api as Service;
use Psr\Log\LoggerInterface;

class Api
{
    public function __invoke(ServerRequestInterface $request, ResponseInterface $response, Service $service, LoggerInterface $logger): ResponseInterface
    {
        $json = $request->getParsedBody();
        return $service->sendRequest($json);
    }
}