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Blockchain.com Exchange APIs
WebsocketsLeverage the Websocket API to receive market data and to interact with the trading system in real time. Every message comes in JSON format and trading messages use the FIX standard for naming fields, and message types.
WebsocketsLow-latency streaming socket channel providing data on new blocks and transactions. Subscribe for notifications on blocks, transactions, or addresses, and receive JSON objects describing a transaction block when an event occurs.