$schema: https://json-schema.org/draft/2020-12/schema
description: Schema for my building block
type: object
properties:
  a:
    type: string
    format: uri
    x-jsonld-id: https://example.org/my-bb-model/a
    x-jsonld-type: '@id'
  b:
    type: number
    x-jsonld-id: https://example.org/my-bb-model/b
required:
- a
- b