string(35) "Setel_Express_Api::log_api_response"
object(WP_Error)#6206 (3) {
  ["errors"]=>
  array(1) {
    ["http_request_failed"]=>
    array(1) {
      [0]=>
      string(38) "cURL error 52: Empty reply from server"
    }
  }
  ["error_data"]=>
  array(0) {
  }
  ["additional_data":protected]=>
  array(0) {
  }
}