7J6kCkivnm7FU6oUU68j39mGhXubWF4k8AnSsmTBj2L7
{"type":"add_market_data","params":{"owner_id":"doodledyep.near","approval_id":4,"nft_contract_id":"x.paras.near","token_id":"121450:1","ft_token_id":"near","price":"1000000000000000000000000","started_at":null,"ended_at":null,"end_price":null,"is_auction":null}}