openapi: 3.0.3
info:
  version: 1.0.0
  description: Specification to reproduce nullable issue with Array
  title: ArrayNullableTest Api
paths:
  /arrayNullable:
    get:
      summary: dummy
      operationId: dummy
      responses:
        '200':
          description: OK

components:
  schemas:
    TestObject:
      type: object
      properties:
        picture:
          type: string
          format: byte
          nullable: true