Coinbase saw deteriorating platform metrics in Q1'22 due to a serious decline in cryptocurrency prices in the first half of FY 2022.Coinbase is likely going to see a severe slowdown in (institutional) asset growth going forward.Coinbase is set to submit a very weak Q2'22 earnings card. The decline in EPS estimates is concerning.Coinbase's Q3'22 outlook is likely going to be disappointing which exposes investors to further risks.Significant market uncertainty should be expected to continue to weigh on Coinbase's shares.Shares of Coinbase Global (COIN) cratered 79% in 2022 due to deteriorating crypto market conditions and steep declines in prices for crypto assets. As a result, Coinbase Global saw declines in all of its major platform metrics including monthly transacting users, trading volume and net revenues in the first-quarter. Going forward, I believe that investors must expect a slowdown in asset growth on the platform, especially from institutional investors, as well as weaker platform metrics across the board. EPS estimates are also declining rapidly, suggesting that an upwards revaluation -- unless conditions in the crypto markets fundamentally change in the second half of the year -- is unlikely to happen any time soon.Deteriorating crypto market conditions foreshadow an awful Q2'22Coinbase's platform business was deeply affected by the decline in crypto prices this year. Major digital currencies like Bitcoin (BTC-USD)...