Backend function called by get_historicals_options().
Usage
api_historicals_options(
  RH,
  chain_symbol,
  type,
  strike_price,
  expiration_date,
  interval = NULL,
  span = NULL
)Arguments
- RH
 object of class RobinHood
- chain_symbol
 (string) stock symbol
- type
 (string) one of ("put", "call")
- strike_price
 (numeric) strike price
- expiration_date
 (string) expiration date (YYYY-MM-DD)
- interval
 (string) one of ("5minute", "10minute", "hour", "day", "week")
- span
 (string) one of ("day", "week", "month")