{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "laxAmount",
  "description": "Amount where counterparty is optional",
  "link": "amount",
  "type": "object",
  "properties": {
    "currency": {"$ref": "currency"},
    "counterparty": {"$ref": "address"},
    "value": {"$ref": "value"}
  },
  "required": ["currency", "value"],
  "additionalProperties": false
}