***Updated***

I just received another E-notification. It has different receipt number, but the same form number. I think that was for my I-821.

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Document Sent: 29 June (Monday, Shiva Bhakta :)

Document Delivered to USCIS: 30 June, 2:57 PM (PST)

Received E-notification of form I-797 (EAD): July 7, 2:50 PM (PST)

ps. I heard they send notification for all the forms, so I am waiting for conformation of form I-821.