1.21.48

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transpile.js .call rule

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Exchange.trades array → dict

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test_async.py minor cleanup

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kucoin handleErrors "Exceeded the access frequency" → RateLimitExceeded

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ftx timeframes 24h → 1d fix ccxt#6358

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py tests/examples cleanup

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Manual.md minor edits

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js/test/test minor edit

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Kraken: Add BadSymbol

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