{
  "properties": {
    "downstream_requirements": {
      "items": {
        "type": "string"
      },
      "type": "array"
    },
    "goal": {
      "type": "string"
    },
    "source_types": {
      "items": {
        "type": "string"
      },
      "type": "array"
    }
  },
  "required": [
    "goal",
    "source_types",
    "downstream_requirements"
  ],
  "type": "object"
}