validate_payable
[{"type":"address","value":"ak_2p4KstYtT72EJtwZFxCDQz1emTdQmNSkxPfQ8zQRxJ9ormq9gv"},{"type":"contract","value":"ct_2BUHXzVNrELMiWKQ64saw1fvwir7wV5rnh5b28AK8Hf8Epr6qV"}]
{"type":"unit","value":""}