type: object
required:
  - bbox
properties:
  bbox:
    type: array
    oneOf:
      - minItems: 4
        maxItems: 4
      - minItems: 6
        maxItems: 6
    items:
      type: number
  crs:
    type: string
    format: uri
    default: "http://www.opengis.net/def/crs/OGC/1.3/CRS84"
    enum:
      - "http://www.opengis.net/def/crs/OGC/1.3/CRS84"
      - "http://www.opengis.net/def/crs/OGC/0/CRS84h"