F7QRM2HhjYCsVEYoJuSrVsnph4Dd9izLij2q5X2KZ3wW
{"type":"add_market_data","params":{"owner_id":"52888.near","approval_id":1,"nft_contract_id":"kaizofighters.tenk.near","token_id":"4059","ft_token_id":"near","price":"18900000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null,"transaction_fee":"200"}}