@btc-vision/bitcoin-rpc/src/rpc/types/AddressByLabel.ts

The one and only fully typed Bitcoin RPC client for Node.js

export enum WalletPurpose {
    Receive = 'receive',
    Change = 'change',
    Send = 'send',
    Legacy = 'legacy',
}

export interface AddressByLabel {
    [key: string]: {
        purpose: WalletPurpose;
    };
}