openapi: 3.0.0
info:
  title: Security Requirement Example
  version: 1.0.0
paths:
  /subscribe:
    post:
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                inProgressUrl:
                  type: string
                failedUrl:
                  type: string
                successUrl:
                  type: string
      responses:
        "200":
          description: OK
components:
  securitySchemes:
    petstore_auth:
      type: oauth2
      flows: 
        implicit:
          authorizationUrl: http://example.org/api/oauth/dialog
          scopes:
            write:pets: modify pets in your account
            read:pets: read your pets