in fastpay/src/network.rs [318:327]
fn handle_account_info_request(
&mut self,
request: AccountInfoRequest,
) -> AsyncResult<AccountInfoResponse, FastPayError> {
Box::pin(async move {
let shard = AuthorityState::get_shard(self.num_shards, &request.sender);
self.send_recv_bytes(shard, serialize_info_request(&request))
.await
})
}