Delhivery — Courier showing delivered but didn't received

Icic bank set me a loan welcome kit, i received msg saying your courier is out for delivery and received the otp, after an hour i received msg saying your courier is delivered and received by abhijeet.. i thought what ?? I was in my home and didn't received the courier still got the msg saying delivered its been 1 week.. kindly resolve this asap as its bank courier private and confidential