A popular analyst suggests that if Dogecoin (DOGE) closes April above $0.20, it might ignite strong bullish momentum.Attention has shifted to the potential approval of a spot DOGE ETF, which could boost demand for the asset.Renowned analyst Ali Martinez believes Dogecoin (DOGE) can reach its all-time high of $0.74 if it closes the month above $0.20.The potential approval of a spot DOGE ETF in the United States could attract additional investors and inject fresh capital into the ecosystem.