TopicStatus

Active

public const TopicStatus Active

value = TopicStatus.Active

1(暂定):当前订阅

Inactive

public const TopicStatus Inactive

value = TopicStatus.Inactive

2(inition):非同寻常的订阅

Snapshot

public const TopicStatus Snapshot

value = TopicStatus.Snapshot

0 (DATA_SLICE++): 数据切片