Open Interest (OI) is the contracts (or positions) open (or outstanding) in the market. Returns OHLC series. Use advanceFilter normalize to scale the series to a 0–100 range; default none uses raw market values.
Request
Authorization
API Key
Add parameter in header
x-api-key
Example:
x-api-key: ********************
OAuth 2.0
Client Credentials
Add the parameter
Authorization
to Headers,whose value is to concatenate the Token after the Bearer.