Prerequisites
You must have an account created on Newlife, using Newsafe, Newgraph, or using the Newcoin SDK.
If you want to use Newlife for authentication and are not already signed up, you will have to be invited.
For testnet you will need to be invited and have an active account on the testnet, or on https://web-dev.newlife.io
For mainnet you will need to have an account on the mainnet, or on https://www.newlife.io.