code: private Identity fetch(final String token) throws IOException {
          // @checkstyle LineLength (1 line)
          final String uri = this.apihref
              .with("oauth2_access_token", token)
              .with("format", "json")
              .toString();
          return PsLinkedin.parse(
              new JdkRequest(uri)
                  .header("accept", "application/json")
                  .fetch().as(RestResponse.class)
                  .assertStatus(HttpURLConnection.HTTP_OK)
                  .as(JsonResponse.class).json().readObject()
          );
      }
docs: Get user name from Linkedin, with the token provided.
  @param token PsLinkedin access token
  @return The user found in PsLinkedin
  @throws IOException If fails