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  "name" : "jbnt2012", 
  "type" : "Feature Layer", 
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  "copyrightText" : "", 
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    "ymin" : 5086990.4919, 
    "xmax" : 13714353.6577, 
    "ymax" : 5123581.1943, 
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  "htmlPopupType" : "esriServerHTMLPopupTypeNone", 
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    {
      "type" : "simple", 
      "symbol" : 
      {
        "type" : "esriSFS", 
        "style" : "esriSFSSolid", 
        
        "color" : [
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        "outline" : 
        {
          "type" : "esriSLS", 
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      }, 
      "label" : "", 
      "description" : ""
    }, 
    "transparency" : 0, 
    "labelingInfo" : null}, 
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  "fields" : [
    {
      "name" : "OBJECTID_1", 
      "type" : "esriFieldTypeOID", 
      "alias" : "OBJECTID_1"}, 
    {
      "name" : "Shape", 
      "type" : "esriFieldTypeGeometry", 
      "alias" : "Shape"}, 
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      "type" : "esriFieldTypeString", 
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      "alias" : "基本农田面积"}, 
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