{"rasterFunctionInfos": [
 {
  "name": "pdi",
  "description": "Palmer drought index",
  "help": "",
  "functionType": 0,
  "thumbnail": ""
 },
 {
  "name": "mai",
  "description": "Moisture anomaly index (Palmer Z)",
  "help": "",
  "functionType": 0,
  "thumbnail": ""
 },
 {
  "name": "None",
  "description": "",
  "help": "",
  "functionType": 0,
  "thumbnail": ""
 }
]}