array(4) {
  ["width_config"] => string(0) ""
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    [1] => array(2) {
      ["child_blocks"] => array(4) {
        [0] => string(83) "{"type":"custom","id":"2","title":"Store Language","group_id":"1","store_view":"0"}"
        [1] => string(83) "{"type":"custom","id":"1","title":"Store Currency","group_id":"1","store_view":"0"}"
        [2] => string(89) "{"type":"custom","id":"12","title":"header-account menu","group_id":"1","store_view":"0"}"
        [3] => string(85) "{"type":"static_block","title":"Add This","identifier":"share_social","store_id":"0"}"
      }
      ["custom_class"] => string(42) "border-dash col-lg-6  col-md-6 ui-sortable"
    }
  }
  ["header-mid"] => array(3) {
    [0] => array(2) {
      ["child_blocks"] => array(1) {
        [0] => string(78) "{"type":"custom","id":"3","title":"Site Logo","group_id":"1","store_view":"0"}"
      }
      ["custom_class"] => string(40) "border-dash col-lg-3  col-md-3 col-xs-12"
    }
    [1] => array(2) {
      ["child_blocks"] => array(1) {
        [0] => string(80) "{"type":"custom","id":"4","title":"Search Mini","group_id":"1","store_view":"0"}"
      }
      ["custom_class"] => string(61) "border-dash col-lg-5  col-md-5 mini-search col-sm-6 col-xs-12"
    }
    [2] => array(2) {
      ["child_blocks"] => array(1) {
        [0] => string(83) "{"type":"custom","id":"5","title":"Dropdown Cart ","group_id":"1","store_view":"0"}"
      }
      ["custom_class"] => string(49) "border-dash col-lg-4  col-md-4 col-sm-6 col-xs-12"
    }
  }
  ["header-bottom"] => array(1) {
    [0] => array(2) {
      ["child_blocks"] => array(1) {
        [0] => string(84) "{"type":"custom","id":"6","title":"Main Navigation","group_id":"1","store_view":"0"}"
      }
      ["custom_class"] => string(42) "border-dash col-lg-12 nav_site ui-sortable"
    }
  }
}