$this->config['api_key'], ]) ->timeout($this->config['timeout']) ->post($this->config['base_url'], [ 'ACSAlias' => $alias, 'ACSInputParameters' => array_merge($this->credentialParams(), $parameters), ]); return AcsResponse::fromHttpResponse($response); } private function credentialParams(): array { return [ 'Company_ID' => $this->config['company_id'], 'Company_Password' => $this->config['company_password'], 'User_ID' => $this->config['user_id'], 'User_Password' => $this->config['user_password'], ]; } }