No, You can't utilize a signer developed through ED25519 for Ethereum-dependent transactions due to the primary difference in cryptographic algorithms and key formats. Hedera Hashgraph can be a decentralized software platform working with smart contracts and digital property. HBAR is the native token for the platform. Hedera Hashgraph is definitely https://bookmarkworm.com/story18429039/detailed-notes-on-hashpack-wallet