{
  "$schema": "http://json-schema.org/draft-04/schema",
  "title": "Fulfillment",
  "description": "A fulfillment with optional attached data",
  "type": "object",
  "properties": {
    "condition_fulfillment": {
      "description": "Cryptographic fulfillment",
      "$ref": "ConditionFulfillment.json"
    },
    "fulfillment_data": {
      "description": "Data attached to the fulfillment",
      "$ref": "Base64URL.json"
    }
  },
  "required": ["condition_fulfillment"],
  "additionalProperties": false
}