(begin 

    (try! (contract-call? 'SP1BX0P4MZ5A3A5JCH0E10YNS170QFR2VQ6TT4NRH.byzantion-market-v7 add-collection "SP1D3Y8A2VVD2W98VFXCG5AXRYX5PJBBEMV1YPKF1.nonnish-the-weight-of-night::nonnish-the-weight-of-night" "nonnish-the-weight-of-night" 'SP1D3Y8A2VVD2W98VFXCG5AXRYX5PJBBEMV1YPKF1.nonnish-the-weight-of-night u250 u500 'SP1D3Y8A2VVD2W98VFXCG5AXRYX5PJBBEMV1YPKF1))

    (ok true)
)