{
  "codeName" : "DATEDIFFNOW",
  "dBValueFuncType" : "PS",
  "dynaModelFilePath" : "PSSYSDBVFS/DATEDIFFNOW.json",
  "inputStdDataType" : 0,
  "name" : "过去天数",
  "outputStdDataType" : 9,
  "outputValueFormat" : "%1$s"
}