I got below email, but still I am getting same issue. Another issue is that I can not able to attach image here or upload it as file here. I want to share screen shot of getting same issue.
Dear Developer, The issue regarding uploading APKs in sandbox has been resolved. Please let us know through the Community forums if you continue to see any issues. Clover Developer Relations
Dear Developer, We're aware of the issue that developers are having when uploading their APKs to sandbox. This is currently being investigated. Clover is monitoring the situation and will keep you updated. Clover Developer Relations
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