async fn vault_at(
rpc: &RpcOpts,
vault: NameOrAddress,
) -> Result<(RetryProvider, IERC4626Instance<RetryProvider, AnyNetwork>)>async fn vault_at(
rpc: &RpcOpts,
vault: NameOrAddress,
) -> Result<(RetryProvider, IERC4626Instance<RetryProvider, AnyNetwork>)>