A confirmed on-chain trade from Polymarket’s exchange contracts.
{ "data" : { "block_number" : 84090704 , "condition_id" : "0xab3eea0d5b61cd443affca5fcd19d3541e92f7c96f7e92111982fbcbff56bb55" , "event_title" : "Bitcoin Up or Down - March 12, 3:40AM-3:45AM ET" , "event_type" : "trade" , "exchange" : "ctf_exchange" , "log_index" : 767 , "maker" : "0x1e3cb16886d605430a8c5581eddd08e068c08a62" , "maker_amount" : "3690307" , "market_image" : "https://polymarket-upload.s3.us-east-2.amazonaws.com/BTC+fullsize.png" , "market_slug" : "btc-updown-5m-1773301200" , "market_title" : "Bitcoin Up or Down - March 12, 3:40AM-3:45AM ET" , "neg_risk" : false , "outcome" : "Up" , "price" : 0.711 , "side" : "BUY" , "size" : 5.19 , "taker" : "0xb9b31d3872d3b14d67d0949642ff13d925b1ab4a" , "taker_amount" : "5190306" , "taker_base_fee" : 1000.0 , "tick_size" : 0.01 , "timestamp" : 1773301441000 , "token_id" : "47635040450827094965464370243227927750353541381049355332417378831540287352201" , "tokens" : { "47635040450827094965464370243227927750353541381049355332417378831540287352201" : "Up" , "57924371746740845060329991315866785058480643549619724503463886953768356812176" : "Down" }, "tx_hash" : "0x74dbde22f31ce8dcbc5b3c187c33cd131d9bb5791874e139b41c1049ae3589fc" }, "timestamp" : 1773301441000 , "type" : "trade" }
Fields Unix milliseconds of the block.
Log index within the transaction. (tx_hash, log_index) is globally unique.
Block timestamp in Unix milliseconds.
"ctf_exchange" or "neg_risk_ctf_exchange".
Fill price (0.0–1.0 for binary markets).
Raw maker amount (6 decimal precision).
Raw taker amount (6 decimal precision).
Market question. Enriched from metadata.
Outcome name. Enriched from metadata.
Market URL slug. Enriched from metadata.
Market image URL. Enriched from metadata.
Parent event title. Enriched from metadata.
Whether this market uses the negRisk contract type. Enriched from metadata.
Minimum price increment (e.g. 0.01 or 0.001). Enriched from metadata.
Taker fee rate (e.g. 0.02 for 2%). Enriched from metadata.
Market condition ID (CTF contract identifier). Enriched from metadata.
Map of token ID → outcome name for all outcomes in this market (e.g. {"123...": "Yes", "456...": "No"}). Enriched from metadata.
Settlement vs trade Settlement Trade Source Pre-chain detection On-chain confirmation Timing Pending (pre-chain) or confirmed Confirmed only Contains Full settlement with all maker fills Single maker-taker fill Use case Early detection, copy trading Accurate historical record
A single settlement can contain multiple trades (one per matched maker order). If you subscribe to both settlement and trade, you’ll see the settlement first (pending), then individual trades (confirmed).
