Resource
  Client    Server
    |         |
C:  +-------->| Header: POST (T=CON, Code=0.02)
    |  POST   | Uri-Path:"authz-info"
    |         | Payload: b64'VGVzdCB0b2tlbg'
    |         |
    |         |     Authorization
    |         |       Server
    |         |          |
    |      D: +--------->| Header: POST (Code=0.02)
    |         |  POST    | Uri-Path: "introspect"
    |         |          | Content-Format: application/ace+cbor
    |         |          | Payload: <Request-Payload>
    |         |          |
    |      E: |<---------+ Header: 2.05 Content
    |         |  2.05    | Content-Format: application/ace+cbor
    |         |          | Payload: <Response-Payload>
    |         |          |
    |         |
    |<--------+ Header: 2.01 Created
    |  2.01   |
    |         |