Fetch Response (Version: 6) => throttle_time_ms [responses] throttle_time_ms => INT32 responses => topic [partition_responses] topic => STRING partition_responses => partition_header record_set partition_header => partition error_code high_watermark last_stable_offset log_start_offset [aborted_transactions] partition => INT32 error_code => INT16 high_watermark => INT64 last_stable_offset => INT64 log_start_offset => INT64 aborted_transactions => producer_id first_offset producer_id => INT64 first_offset => INT64 record_set => RECORDS