{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "notarius.test_artifact",
  "type": "object",
  "additionalProperties": false,
  "required": ["value"],
  "properties": {
    "value": {
      "type": "string",
      "minLength": 1
    },
    "source_refs": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["source_id", "unit_id"],
        "properties": {
          "source_id": {
            "type": "string",
            "minLength": 1
          },
          "unit_id": {
            "type": "string",
            "minLength": 1
          }
        }
      }
    }
  }
}