default CompletableFuture<String> convert(RestRequest restRequest, String input, BlobProperties blobProperties) {
    return convert(restRequest, input);
  }
Converts an ID.

@param restRequest    {@link RestRequest} representing the request.
@param input          the ID that needs to be converted.
@param blobProperties the {@link BlobProperties} for an uploaded blob. Can be null for non-upload use cases.
@return a {@link CompletableFuture} that will eventually contain the converted ID.
ambry-api/src/main/java/com/github/ambry/frontend/IdConverter.java