{
  "name": "from_base64",
  "type": "function",
  "description": "Decodes a provided string in Base64 into readable string.",
  "variableLenArguments": false,
  "arguments": [
    {"arg":"string", "description": "the string to decode"}],
    "examples": [ { "expression":"from_base64('UUdJUw==')", "returns":"'QGIS'"}
    ]
}