{
  "$id": "https://schema.nfh.global/Seat/v2.0",
  "x-iri": "https://schema.nfh.global/Seat/v2.0",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Seat",
  "type": "object",
  "description": "A specific seat position reserved or assigned to a passenger on a flight, train, or other transport service.",
  "properties": {
    "seatId": {
      "description": "Unique identifier or label for the seat",
      "type": "string"
    },
    "row": {
      "description": "Row designation (number or letter)",
      "type": "string"
    },
    "column": {
      "description": "Column or seat letter within the row",
      "type": "string"
    },
    "seatType": {
      "description": "Type of seat (e.g. WINDOW, AISLE, MIDDLE, UPPER_BERTH)",
      "type": "string"
    },
    "seatCharacteristics": {
      "description": "Additional characteristics (e.g. EXTRA_LEGROOM, QUIET_ZONE, ACCESSIBLE)",
      "type": "string"
    },
    "deckLevel": {
      "description": "Deck or level (UPPER, LOWER, MAIN)",
      "type": "string"
    },
    "id": {
      "description": "Unique identifier for the entitlement",
      "type": "string"
    },
    "descriptor": {
      "description": "Human-readable information about the entitlement",
      "$ref": "https://schema.nfh.global/Descriptor/v2.1/schema.json"
    },
    "resource": {
      "description": "The resource being accessed against this entitlement",
      "$ref": "https://schema.nfh.global/ContractItem/v2.0/schema.json"
    },
    "credentials": {
      "description": "Credential descriptors for the entitlement",
      "$ref": "https://schema.nfh.global/Descriptor/v2.1/schema.json"
    }
  },
  "additionalProperties": false,
  "x-tags": [
    "mobility",
    "schema-org",
    "ride-hailing"
  ]
}