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.