basic 1 month lease no security deposit

blockly.xml

When
    [Case
        (Deposit
            (Role "Owner")
            (Role "Tenant")
            (Token "" "")
            (Constant 900)
        )
        (If
            (ChoseSomething (ChoiceId "1" ?party))
            (Pay
                (Role "Tenant")
                ?payee
                (Token "" "")
                (Constant 900)
                Close 
            )
            Close 
        )]
    1 ?contract

metadata.json

{"valueParameterDescriptions":[],"slotParameterDescriptions":[],"roleDescriptions":[],"contractType":"O","contractName":"","contractDescription":"","choiceDescriptions":[]}

playground.marlowe.json

{}