{"rasterFunctionInfos": [
 {
  "name": "RGB to Single Band",
  "description": "Convert RGB to single band (R).",
  "help": "",
  "functionType": 0,
  "thumbnail": ""
 },
 {
  "name": "None",
  "description": "",
  "help": "",
  "functionType": 0,
  "thumbnail": ""
 }
]}