Gux9eYwcaAiR5LWboELkq2aybWH9xjNcGGx8beoVz9qL
2HSTxGE2JK7PsbC8nAJvbEnAtxerGLxmCdswkA3D1UtV
{"type":"add_market_data","params":{"owner_id":"prometei.near","approval_id":1,"nft_contract_id":"near-punks.near","token_id":"6227","ft_token_id":"near","price":"13000000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null,"transaction_fee":"200"}}