Last updated: April 15, 2022

1 Preparation

To bridge assets, you need to install and use the Ethereum Chrome extension wallet MetaMask and either the Nebulas Chrome extension wallet.

Prepare the addresses for the Ethereum and Nebulas.

• To install MetaMask, please visit: https://metamask.io/
• To install the Nebulas Chrome Extension Wallet NASExtWallet, please visit the Chrome store. It's recommended to upgrade to the latest version 0.2.8.2.

2 Swapping and Bridge

There are two main steps for cross-chain bridge:

• Swap NAS to wNAS (wrapped NAS)
• Bridge NAS on Multichain (Note: NAS on Multichain is wrapped NAS)

2.1 Swap NAS to wNAS

1. Open Swap.nextDAO.io
2. Select token from NAS to wNAS (1 NAS = 1 wNAS);
3. Input swap amount and click on “Swap”.

2.2 Bridge asset on Multichain Cross-chain Protocol