4tbcRur7JctLT76fKQSArbaC6n4EHKFmN1TcEWrucSpf
{"type":"add_market_data","params":{"owner_id":"sunny67.near","approval_id":1,"nft_contract_id":"x.paras.near","token_id":"356329:1","ft_token_id":"near","price":"20000000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null,"transaction_fee":"200"}}