@inertia186 just need to give the wallet the block id of a recent block, not all of it. It shouldn't be that hard to use, and with the new approach offline signing is much more viable because you can have more time.
@inertia186只需要给钱包一个最近区块的区块id，而不是全部。使用起来应该不会那么难，而且有了新的方法，离线签名更可行，因为你可以有更多的时间。