def load_manifest
      zf = Zip::ZipFile.open(@zipfile)
      @manifest = VCAP.symbolize_keys(Yajl::Parser.parse(zf.read(MANIFEST_FILE)))
    rescue Errno::ENOENT => e
      raise ServiceError.new(ServiceError::BAD_SERIALIZED_DATAFILE, "request. Missing manifest.")
    end
def load_manifest
      zf = Zip::ZipFile.open(@zipfile)
      @manifest = VCAP.symbolize_keys(Yajl::Parser.parse(zf.read(MANIFEST_FILE)))
    rescue Errno::ENOENT => e
      raise ServiceError.new(ServiceError::BAD_SERIALIZED_DATAFILE, "request. Missing manifest.")
    end
read manifest in a zip file