When enabled, p2s will check the folder set in the config for *.json files.
Once processed the files will be removed from the folder.
Does not have to be in pretty print.
{
  "id": "Some unique id", // optional, but please include. A UNIQUE id for this specific donation
  "amount": 42.42,
  "name": "G00gl3",
  "note": "Example note", // optional field, by default ""
  "time": 1439308532938 // timestamp, linux epoch time (or anything GSON can parse to a Date object)
}