import { Principal } from '@dfinity/principal'; export default interface _SERVICE { data_of: (token_index: bigint) => Promise; transfer_to: (to: Principal, tokenIndex: bigint) => Promise; user_tokens: (user: Principal) => Promise>; } export interface Property { value: string; name: string; } export interface TokenDesc { id: bigint; url: string; owner: Principal; desc: string; name: string; properties: Array; }