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{
  "apiKey":69,
  "type": "request",
  "name": "DescribeTopicResponse",
  "validVersions": "0",
  "flexibleVersions": "0+",
  "fields": [
    { "name": "Topics", "type": "[]MetadataResponseTopic", "versions": "0+",
      "about": "Each topic in the response.", "fields": [
      { "name": "ErrorCode", "type": "int16", "versions": "0+",
        "about": "The topic error, or 0 if there was no error." },
      { "name": "Name", "type": "string", "versions": "0+", "mapKey": true, "entityType": "topicName", "nullableVersions": "0+",
        "about": "The topic name." },
      { "name": "TopicId", "type": "uuid", "versions": "0+", "ignorable": true, "about": "The topic id." },
      { "name": "IsInternal", "type": "bool", "versions": "0+", "default": "false", "ignorable": true,
        "about": "True if the topic is internal." },
      { "name": "Partitions", "type": "[]MetadataResponsePartition", "versions": "0+",
        "about": "Each partition in the topic.", "fields": [
        { "name": "ErrorCode", "type": "int16", "versions": "0+",
          "about": "The partition error, or 0 if there was no error." },
        { "name": "PartitionIndex", "type": "int32", "versions": "0+",
          "about": "The partition index." },
        { "name": "LeaderId", "type": "int32", "versions": "0+", "entityType": "brokerId",
          "about": "The ID of the leader broker." },
        { "name": "LeaderEpoch", "type": "int32", "versions": "0+", "default": "-1", "ignorable": true,
          "about": "The leader epoch of this partition." },
        { "name": "ReplicaNodes", "type": "[]int32", "versions": "0+", "entityType": "brokerId",
          "about": "The set of all nodes that host this partition." },
        { "name": "IsrNodes", "type": "[]int32", "versions": "0+", "entityType": "brokerId",
          "about": "The set of nodes that are in sync with the leader for this partition." },
        { "name": "EligibleLeaderReplicas", "type": "[]int32", "default": "null", "entityType": "brokerId",
          "versions": "0+", "nullableVersions": "0+",
          "about": "The new eligible leader replicas otherwise." },
        { "name": "LastKnownELR", "type": "[]int32", "default": "null", "entityType": "brokerId",
          "versions": "0+", "nullableVersions": "0+",
          "about": "The last known ELR." },
        { "name": "LastKnownLeader", "type": "int32", "default": "null", "entityType": "brokerId",
          "versions": "0+", "nullableVersions": "0+",
          "about": "The last known leader." },
        { "name": "OfflineReplicas", "type": "[]int32", "versions": "0+", "ignorable": true, "entityType": "brokerId",
          "about": "The set of offline replicas of this partition." }
      ]},
        { "name": "TopicAuthorizedOperations", "type": "int32", "versions": "0+", "default": "-2147483648",
        "about": "32-bit bitfield to represent authorized operations for this topic." }]},
]
}

{
  "apiKey":70,
  "type": "response",
  "name": "GetReplicaLogInfoResponse",
  "validVersions": "0",
  "flexibleVersions": "0+",
  "fields": [
    { "name": "BrokerEpoch", "type": "int64", "versions": "0+", "about": "The epoch for the broker." }
    { "name": "LogInfoListTopicPartitionLogInfoList", "type": "[]LogInfoTopicPartitionLogInfo", "versions": "0+", 
    "about": "The list of the log info.",
    "fields": [
      { "name": "TopicId", "type": "uuid", "versions": "0+", "ignorable": true, "about": "The unique topic ID."},

      { "name": "PartitionPartitionLogInfo", "type": "int32[]PartitionLogInfo", "versions": "0+", "about": "The idlog info forof thea partition." },, 
        "fields": [
      { "name": "Partition", "type": "int32", "versions": "0+", "about": "The id for the partition." },
      { "name": "LastWrittenLeaderEpoch", "type": "int32", "versions": "0+", "about": "The last written leader epoch in the log." },
      { "name": "CurrentLeaderEpoch", "type": "int32", "versions": "0+", "about": "The current leader epoch for the partition from the broker point of view." },
      { "name": "LogEndOffset", "type": "int64", "versions": "0+", "about": "The log end offset for the partition." }
      ]},
    ]}
] }

...
// Updated field starts.
--election-type <[PREFERRED, UNCLEAN, LONGEST_LOG_AGGRESSIVE, LONGEST_LOG_BALANCED, DESIGNATION]:                
                                          Type of election to attempt. Possible
  election type>                          values are "preferred"
  for preferred
                                       "preferred" for preferred leader election,
 or "unclean" for
                                       or "unclean" for a random unclean leader election,
                                          or "longest_log_agressive"/"longest_log_balanced"
                                          to choose the replica 

                                           with the longest log 
 or "designation" for
                                       or "designation" for electing the given replica("desiredLeader") to be the leader. 
 If
                                         If preferred election is selection, the
                                          election is only performed if the
                                          current leader is not the preferred
                                          leader for the topic partition. If
                                          longest_log_agressive/longest_log_balanced/designation 
                                          election is selected, the
                                          election is only performed if there
                                          are no leader for the topic
                                          partition. REQUIRED.                                      
--path-to-json-file <String: Path to    The JSON file with the list  of
  JSON file>                              partition for which leader elections
                                          should be performed. This is an
                                          example format. The desiredLeader field
                                          is only required in DESIGNATION election.
                                        
                                        {"partitions":
                                        	[{"topic": "foo", "partition": 1, "desiredLeader": 0},
                                        	 {"topic": "foobar", "partition": 2, "desiredLeader": 1}]
                                        }
                                        Not allowed if --all-topic-partitions
                                          or --topic flags are specified.
// Updated field ends.