Historical market data for a coin within an explicit UNIX timestamp range.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
CoinGecko coin ID (e.g., bitcoin, ethereum). Get the list via /coins/list.
Target currency for price (e.g., usd, eur, btc). See /simple/supported_vs_currencies.
Start UNIX timestamp (seconds).
End UNIX timestamp (seconds).
Same shape as /coins/{id}/market_chart.