code: public Certificate get(String thumbprintAlgorithm, String thumbprint) {
          return getWithServiceResponseAsync(thumbprintAlgorithm, thumbprint).toBlocking().single().body();
      }
docs: Gets information about the specified certificate.
  
  @param thumbprintAlgorithm The algorithm used to derive the thumbprint parameter. This must be sha1.
  @param thumbprint The thumbprint of the certificate to get.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws BatchErrorException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the Certificate object if successful.