TDS in Income Tax

We started an LLP Firm in April 2019 in which sale out our product on an E-commerce platform like Amazon flip kart etc. we have paid some percentage of commission to them, but we have not deducted TDS on this payment and not file TDS Return, so today is huge amount convert in Interest and Late Fee, someone gets advise to us for an exemption and relief in TDS Return Filing and paid Interest, firm turnover FY 2019-20 above 300 Lakh