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All Book Tickers Stream

Stream Description​

Pushes any update to the best bid or ask's price or quantity in real-time for all symbols.

Stream Name​

!bookTicker

Update Speed​

Real-time

Response Example​

{
  "e":"bookTicker",         // Event type
  "u":17242169,             // Order book update Id
  "s":"BTCUSD_200626",      // Symbol
  "b":"9548.1",             // Best bid price
  "B":"52",                 // Best bid qty
  "a":"9548.5",             // Best ask price
  "A":"11",                 // Best ask qty
  "T":1591268628155,        // Transaction time
  "E":1591268628166,        // Event time
  "ps":"BTCUSD",            // Pair
  "st": 1              // (After CM migration) Symbol type: 1 = UM, 2 = CM
}

After CM migration, this stream pushes the merged UM + CM universe (subscribable on both fstream and dstream); each payload is appended with a new st field (1 = UM, 2 = CM).