Found on https://docs.cloud.coinbase.com/exchange/reference/exchangerestapi_getproductcandles
" Historic rates for a product. Rates are returned in grouped buckets. Candle schema is of the form [timestamp, price_low, price_high, price_open, price_close]"
Necessary to change to
[timestamp, price_low, price_high, price_open, price_close, volume]
didnt know where else to post this