[Bug]: MsgMultiSend emits transfer event without sender attribute

[udit-gulati]

Is there an existing issue for this?

• I have searched the existing issues

What happened?

The 2 x/bank messages MsgSend and MsgMultiSend emits transfer event:

• MsgSend emits transfer event with attributes sender, receiver and amount telling that there has been a transfer of token from one account to another with a given amount.
• MsgMultiSend emits transfer event with attributesreceiver and amount multiple times, but sender is missing.

Cosmos SDK Version

main

How to reproduce?

Example transaction:

• https://www.mintscan.io/celestia/tx/2FE2AA09C07F7B7C20C62C418A746BA7FDBA5248147987891911606510C164A4?height=3&sector=logs