private static final String ACTIVE_SHARDS_PERCENT_AS_NUMBER = "active_shards_percent_as_number";
    private static final String ACTIVE_PRIMARY_SHARDS = "active_primary_shards";
    private static final String ACTIVE_SHARDS = "active_shards";
    private static final String RELOCATING_SHARDS = "relocating_shards";
    private static final String INITIALIZING_SHARDS = "initializing_shards";

            engineObj.numberOfDataNodes = response.getNumberOfDataNodes();
            engineObj.activePrimaryShards = response.getActivePrimaryShards();
            engineObj.activeShards = response.getActiveShards();
            engineObj.activeShardsPercent = response.getActiveShardsPercent();
            engineObj.relocatingShards = response.getRelocatingShards();