{
 "layers": [
  {
   "layerId": 0,
   "layerName": "order1_3_th_new",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "none",
     "url": "9a243c08a351f865f68f3842300ff878",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAPElEQVQ4jWNhoDJgGTWQYsBCuRGoYNRAKobhw4cP/1NikLy8PCOKgTABSgELNQxBBqMGUg5YqGDGEDMQAH9uBK/HTDz0AAAAAElFTkSuQmCC",
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     "groupId": "0",
     "height": 20,
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     ]
    },
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     "height": 20,
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    },
    {
     "label": "order3 (สายหลักในลุ่มน้ำสาขา)",
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     "height": 20,
     "width": 20,
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    },
    {
     "label": "แม่น้ำสายหลัก",
     "url": "5db31d1f2f68b214b9ac184fb8a65553",
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     "groupId": "0",
     "height": 20,
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     ]
    },
    {
     "label": "<all other values>",
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   ],
   "legendGroups": [
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     "heading": "st_order"
    },
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}