v3.9.0

What's Changed

• Feat: websocket for GetMessages by @Rgascoin in #122
• Fix : Cannot fetch multiple aggregate keys? by @BjrInt in #154
• Add Polkajs provider for Substrate by @Rgascoin in #108
• Integrate C-Chain Support in Avalanche Library by @leirbag95 in #157
• Feat: Add a way to verify signature inside the Ts SDK by @Rgascoin in #135
• Payment solution field added to program and instance by @leirbag95 in #158
• [Refactor] Accounts for Node.js/Webpack by @MHHukiewitz in #159

New Contributors

• @leirbag95 made their first contribution in #157

Full Changelog: v3.8.1...v3.9.0