8hwB3zMxUYG5UJv1bnExvNewpdvku164xEA3XPBHAsz1
{"type":"add_market_data","params":{"owner_id":"dedy29.near","approval_id":1,"nft_contract_id":"disknft.deltabot.near","token_id":"663","ft_token_id":"near","price":"850000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null,"transaction_fee":"200"}}