openapi: 3.1.0
info:
  title: API
  version: 1.0.0
components:
  schemas:
    User: {}
paths:
  /something:
    put:
      requestBody:
        description: user to add to the system
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/User'
            examples:
              user:
                summary: User example
                externalValue: https://foo.bar/examples/user-example.json
          application/xml:
            schema:
              $ref: '#/components/schemas/User'
            examples:
              user:
                summary: User example in XML
                externalValue: https://foo.bar/examples/user-example.xml
          text/plain:
            examples:
              user:
                summary: User example in plain text
                externalValue: https://foo.bar/examples/user-example.txt
          '*/*':
            examples:
              user:
                summary: User example in other format
                externalValue: https://foo.bar/examples/user-example.whatever