成员的完整列表，这些成员属于 com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption,包括所有继承而来的类成员

getBeginTime()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
getConversationId()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
getDirection()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
getEndTime()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
getLimit()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
getNextToken()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
isValid()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
isValidWithErrorMsg()	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption
MAX_LIMIT	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption	static
V2NIMTopicListOption(String conversationId, long beginTime, long endTime, String nextToken, int limit, V2NIMQueryDirection direction)	com.netease.nimlib.sdk.v2.topic.option.V2NIMTopicListOption