@Override
  protected OperateSubscriptionState getState(int stateId) {
    return OperateSubscriptionState.values()[stateId];
  }
Pushing all the topicMeta's to all the dataNodes.

@param env ConfigNodeProcedureEnv
@return The responseMap after pushing topic meta
@throws IOException Exception when Serializing to byte buffer
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/procedure/impl/subscription/AbstractOperateSubscriptionProcedure.java