Dify version 1.5.0 Cloud or Self Hosted Self Hosted (Source), Self Hosted (Docker) Steps to reproduce When calling getNodeUsedVars, if the supplied node is of type If-Else or Question-Classification, ...

Current Behavior when back to front server, grpc transcode plugin cant transcode empty list (array) to [] , but to {} . use grpc example demo : when list has content , it did well . Expected Behavior ...