Retrieve historical OHLC (Open, High, Low, Close) bar data for market indices across various timeframes. Perform technical analysis on index movements.
Use Case: Plot 1-year daily candlestick chart for NASDAQ Composite index with volume.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Required. Index identifier
Optional. Type of identifier
Required. End time for the bar (MM/DD/YYYY HH:MM am/pm)
Optional. Bar precision (Minutes, Hours)
Optional. Bar period length (e.g., 1, 5, 15)