Array ( [index] => hcc_activity_v3 [body] => Array ( [sort] => Array ( [0] => Array ( [_score] => Array ( [order] => desc ) [recommend] => Array ( [order] => desc ) [is_cowork] => Array ( [order] => desc ) [hot] => Array ( [order] => desc ) [start_time] => Array ( [order] => desc ) [uc_id] => Array ( [order] => asc ) ) ) [from] => 6510 [size] => 15 ) ) No alive nodes found in your cluster