ERC20
Construct an ERC20 object to create transactions for custom currencies.
ERC1155
Construct an ERC1155 object to create transactions for semi-fungible tokens.
ERC721
Construct an ERC721 object to create transactions for non-fungible tokens.
ERC1155 Sale
Construct an ERC1155 Sale object to create transactions for custom currencies.
ERC721 Sale
Construct an ERC721 Sale object to create transactions for custom currencies.