修复 Unsubscribe 方法中的回调比较逻辑，确保正确关闭队列并返回适当的错误信息#12
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taills wants to merge 2 commits intovardius:masterfrom
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修复 Unsubscribe 方法中的回调比较逻辑，确保正确关闭队列并返回适当的错误信息#12taills wants to merge 2 commits intovardius:masterfrom
taills wants to merge 2 commits intovardius:masterfrom
