Sample Tx in croeseid-4: https://testnet-croeseid-4.crypto.org:1317/cosmos/tx/v1beta1/txs/EF27AF6C8182611BF88E90D521923EE4843CCFF07DACCD7FF9FB9360C5D3F146 Ref: https://github.com/cosmos/ibc-go/blob/main/modules/apps/29-fee/keeper/msg_server.go#L123
