{
  "$schema": "http://json-schema.org/draft-04/schema",
  "title": "Payment",
  "description": "A cross-ledger transfer",
  "type": "object",
  "properties": {
    "source_transfers": {
      "description": "Set of transfers providing a net benefit to the connector",
      "type": "array",
      "uniqueItems": true,
      "minItems": 1,
      "items": { "$ref": "GenericTransfer.json" }
    },
    "destination_transfers": {
      "description": "Set of transfers imposing a net cost on the connector",
      "type": "array",
      "uniqueItems": true,
      "minItems": 1,
      "items": { "$ref": "GenericTransfer.json" }
    }
  },
  "required": ["source_transfers", "destination_transfers"]
}