4BxYRxi727Nucc3h7ToNXB91roLZY47gizDj9gonpiVM
{"type":"add_market_data","params":{"owner_id":"i5381985423.tg","approval_id":10,"nft_contract_id":"x.paras.near","token_id":"501713:953","ft_token_id":"near","price":"350000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null,"transaction_fee":"250"}}