Apr  9 09:03:53 ip-10-191-106-25 postfix/smtpd[11511]: connect from mail-wi0-f171.google.com[209.85.212.171]
Apr  9 09:03:54 ip-10-191-106-25 postfix/smtpd[11511]: 565D024156: client=mail-wi0-f171.google.com[209.85.212.171]
Apr  9 09:03:54 ip-10-191-106-25 postfix/cleanup[11516]: 565D024156: message-id=<CADLOpCqJtDcZhpWhsjywGX7epK96t-oHjFtbA0es=Wbpz9Hijg@mail.gmail.com>
Apr  9 09:03:54 ip-10-191-106-25 postfix/cleanup[11516]: 565D024156: prepend: header From: "User" <user@gmail.com> from mail-wi0-f171.google.com[209.85.212.171]; from=<user@gmail.com> to=<user2@example.com> proto=ESMTP helo=<mail-wi0-f171.google.com>: X-Original-From:  "User" <user@gmail.com>
Apr  9 09:03:54 ip-10-191-106-25 postfix/qmgr[11510]: 565D024156: from=<user@gmail.com>, size=1829, nrcpt=1 (queue active)
Apr  9 09:03:54 ip-10-191-106-25 postfix/smtpd[11511]: disconnect from mail-wi0-f171.google.com[209.85.212.171]
Apr  9 09:03:55 ip-10-191-106-25 postfix/smtp[11517]: 565D024156: replace: header From: "User" <user@gmail.com>: From: <root@example.com>
Apr  9 09:03:55 ip-10-191-106-25 postfix/smtp[11517]: 565D024156: to=<alexey.deriyenko@gmail.com>, orig_to=<user2@example.com>, relay=email-smtp.us-west-2.amazonaws.com[54.187.123.10]:25, delay=1.4, delays=0.25/0.03/0.64/0.45, dsn=5.0.0, status=bounced (host email-smtp.us-west-2.amazonaws.com[54.187.123.10] said: 554 Message rejected: Email address is not verified. (in reply to end of DATA command))
Apr  9 09:03:55 ip-10-191-106-25 postfix/cleanup[11516]: C2720243F9: message-id=<20150409090355.C2720243F9@example.com>
Apr  9 09:03:55 ip-10-191-106-25 postfix/qmgr[11510]: C2720243F9: from=<>, size=3841, nrcpt=1 (queue active)
Apr  9 09:03:55 ip-10-191-106-25 postfix/bounce[11518]: 565D024156: sender non-delivery notification: C2720243F9
Apr  9 09:03:55 ip-10-191-106-25 postfix/qmgr[11510]: 565D024156: removed
Apr  9 09:03:56 ip-10-191-106-25 postfix/smtp[11517]: C2720243F9: to=<user@gmail.com>, relay=email-smtp.us-west-2.amazonaws.com[54.187.123.10]:25, delay=0.64, delays=0.01/0/0.57/0.06, dsn=5.0.0, status=bounced (host email-smtp.us-west-2.amazonaws.com[54.187.123.10] said: 501 Invalid MAIL FROM address provided (in reply to MAIL FROM command))
Apr  9 09:03:56 ip-10-191-106-25 postfix/qmgr[11510]: C2720243F9: removed