neptune-web-wallet/src/interface/neptune.ts

export interface WalletState {
    seedPhrase: string[] | null
    password: string | null
    receiverId: string | null
    viewKey: string | null
    address: string | null
    network: 'mainnet' | 'testnet'
    balance: string | null
    utxos: any[]
}

export interface GenerateSeedResult {
    seed_phrase: string[]
    receiver_identifier: string
}

export interface ViewKeyResult {
    receiver_identifier: string
    view_key: string
    address: string
}