[server] rpc_port = 8545 [backend] response_timeout_seconds = 1 [backends] [backends.good] rpc_url = "$GOOD_BACKEND_RPC_URL" ws_url = "$GOOD_BACKEND_RPC_URL" [backend_groups] [backend_groups.main] backends = ["good"] [rpc_method_mappings] eth_chainId = "main" net_version = "main" eth_call = "main" [batch] error_message = "over batch size custom message" max_size = 5