support solidity tuple type

[liuyh168]

can burrow support the solidity tuple type , i have not find in evm/abi for example:

pragma solidity >=0.0.0; pragma experimental ABIEncoderV2;

contract A{ struct S{ string para1; int para2; }

function f(S memory s) public { //... } }

[silasdavis]

Can you provide the code you would like to work? It is not clear from your example.