The SEC has acknowledged Grayscale’s filings for Dogecoin and XRP ETFs, starting a formal review process that could lead to approval.Analysts see this as a positive sign. It has a good chance of approval, which could boost institutional adoption and market confidence.The SEC officially accepted Grayscale's submission of 19b-4 filings for Dogecoin and XRP ETFs, beginning the evaluation period.The likelihood of approval for Dogecoin ETF is estimated at 75%, and for XRP ETF at 65% by regulatory analysts.