{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "tx-json",
  "link": "https://xrpl.org/transaction-formats.html",
  "description": "An object in rippled txJSON format",
  "type": "object",
  "properties": {
    "Account": {"$ref": "address"},
    "TransactionType": {"type": "string"}
  },
  "required": ["Account", "TransactionType"]
}