{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "notarius.source.evidence_context",
  "title": "notarius_source_evidence_context_v1",
  "type": "array",
  "items": {"$ref": "#/$defs/unit"},
  "$defs": {
    "source_ref": {
      "type": "object",
      "additionalProperties": false,
      "required": ["source_id", "start_unit_id", "end_unit_id"],
      "properties": {
        "source_id": {"type": "string", "minLength": 1},
        "start_unit_id": {"type": "integer", "minimum": 1},
        "end_unit_id": {"type": "integer", "minimum": 1}
      }
    },
    "unit": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "kind", "text", "ref"],
      "properties": {
        "id": {"type": "integer", "minimum": 1},
        "kind": {"type": "string", "minLength": 1},
        "text": {"type": "string", "minLength": 1},
        "ref": {"$ref": "#/$defs/source_ref"},
        "metadata": {"type": "object", "additionalProperties": true}
      }
    }
  }
}