No, you cannot make use of a signer designed by way of ED25519 for Ethereum-primarily based transactions due to the main difference in cryptographic algorithms and critical formats. "On the HashPack crew, Local community engagement just isn't almost passively collecting opinions—It can be about co-development." At the beginning of March, https://bookmarklethq.com/story18430630/the-smart-trick-of-hashpack-that-no-one-is-discussing