src/IronMQ.php
private function setJsonHeaders()
    {
        $this->setCommonHeaders();
        $token = isset($this->use_keystone) && $this->use_keystone ? $this->getToken() : $this->token;
        $this->headers['Authorization'] = "OAuth {$token}";
    }
private function setJsonHeaders()
    {
        $this->setCommonHeaders();
        $token = isset($this->use_keystone) && $this->use_keystone ? $this->getToken() : $this->token;
        $this->headers['Authorization'] = "OAuth {$token}";
    }
/* PRIVATE FUNCTIONS