'wkt' => isset($coords) ? 'POLYGON((' . $coords[0] . ' ' . $coords[1] . ',' . $coords[0] . ' ' . $coords[3] . ',' . $coords[2] . ' ' . $coords[3] . ',' . $coords[2] . ' ' . $coords[1] . ',' . $coords[0] . ' ' . $coords[1] . '))' : $filterValue['value'],