Create Supra Accounts

How to create new and import existing accounts.

SupraAccount class constructor

new SupraAccount();
new SupraAccount(Buffer.from("YOUR_PRIVATE_KEY","hex"));

Create a new supra account or create one from the provided private key. If no privateKeyBytes parameter is provided, a new account will be generated.

Parameters

Name	Type	Optional
privateKeyBytes	Uint8Array
address	MaybeHexString

Returns SupraAccount

---

fromDerivePath function

Create a new SupraAccount from mnemonic.

SupraAccount.fromDerivePath(path, mnemonic);

Parameters

Name	Type	Optional
path	string
mnemonics	string

Returns SupraAccount

---

Example

The SupraAccount class allows you to generate new accounts, import private key, or derive from mnemonics.

1

Initialize a new project

npm init && npm add -D typescript @types/node ts-node && npx tsc --init

2

Install Supra's TypeScript SDK

npm install supra-l1-sdk

3

Create supra_account_example.ts and import dependencies

supra_account_example.ts

import { SupraAccount} from "supra-l1-sdk";

4

Generate a new account

const newAccount = new SupraAccount();

5

Generate an account from private key

const accountFromPk = new SupraAccount(
    Buffer.from("YOUR_PRIVATE_KEY", "hex")
);

6

Generate an account from mnemonics

const path = "m/44'/637'/0'/0'/0'";
const mnemonic = "";
const accountFromMnemonics = SupraAccount.fromDerivePath(path, mnemonic);

7

Complete code

supra_account_example.ts

import { SupraAccount } from "supra-l1-sdk";

async function main(){

    const newAccount = new SupraAccount();
    console.log("newAccount: ", newAccount.address());

    const accountFromPk = new SupraAccount(Buffer.from("YOUR_PRIVATE_KEY", "hex"));
    console.log("accountFromPk Address: ", accountFromPk.address());

    const path = "m/44'/637'/0'/0'/0'";
    const mnemonic = "";
    const accountFromMnemonics = SupraAccount.fromDerivePath(path, mnemonic);
    console.log("accountFromMnemonics: ", accountFromMnemonics.address());

}

main();

8

Execute code npx ts-node supra_account_example.ts