time_period bars. VI+ crossing above VI- signals an emerging uptrend; VI- above VI+ a downtrend. Default time_period=14.x-api-key: ********************curl --location 'https://sugra.ai/api/v1/indicators/vortex?symbol=undefined&time_period=undefined&interval=undefined&range=undefined&outputsize=undefined' \
--header 'x-api-key: <api-key>'