validate_payable
[{"type":"address","value":"ak_VKNcabsSCKccpt42W1XCQwCXtzn4bBHybtzgrmh7sS9nndPjo"},{"type":"contract","value":"ct_2BUHXzVNrELMiWKQ64saw1fvwir7wV5rnh5b28AK8Hf8Epr6qV"}]
{"type":"unit","value":""}