Closes: #760
Solution:
- emit tx index to cosmos events
- rpc side try to use the events, but fallback to heavier approach when fails.
Update rpc/ethereum/namespaces/eth/api.go
changelog
fix lint
fix TxIndexFromEvents
fix
Update rpc/ethereum/backend/backend.go
Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>