code: public static Map<String,String> unserializeBuildInfo(final String buildInfo) throws IOException {
          final ObjectMapper mapper = new ObjectMapper();
          mapper.disable(MapperFeature.USE_GETTERS_AS_SETTERS);
          return mapper.readValue(buildInfo,   new TypeReference<Map<String, Object>>(){});
      }
docs: Un-serialize a Json into BuildInfo
  @param buildInfo String
  @return Map<String,String>
  @throws IOException