{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://offeringprotocol.org/schemas/refinement-group.schema.json",
  "title": "ODP Refinement Group",
  "type": "object",
  "required": [
    "filter_id",
    "values"
  ],
  "properties": {
    "filter_id": {
      "$ref": "capability-identifier.schema.json"
    },
    "values": {
      "type": "array",
      "minItems": 1,
      "maxItems": 32,
      "uniqueItems": true,
      "items": {
        "$ref": "refinement-bucket.schema.json"
      }
    }
  }
}