[{"queryable":false,"visible":true,"name":"影像底图_经纬度","bounds":{"top":90,"left":-180,"bottom":-90,"leftBottom":{"x":-180,"y":-90},"right":180,"rightTop":{"x":180,"y":90}},"caption":"影像底图_经纬度","description":null,"subLayers":{},"type":"CUSTOM"}]