array(12) {
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  string(0) ""
  ["chart"]=>
  string(6) "166666"
  ["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) {
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  ["chart-2"]=>
  array(0) {
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}