array(12) {
  ["label"]=>
  string(0) ""
  ["chart"]=>
  string(6) "161313"
  ["position"]=>
  string(0) ""
  ["content"]=>
  string(0) ""
  ["text-color"]=>
  string(0) ""
  ["title-color"]=>
  string(0) ""
  ["overlay"]=>
  string(0) ""
  ["table-style"]=>
  string(0) ""
  ["padding"]=>
  string(0) ""
  ["chart-table"]=>
  string(0) ""
  ["chart-1"]=>
  array(0) {
  }
  ["chart-2"]=>
  array(0) {
  }
}