import { Effect } from "effect";
import { Erc721MetadataFetchError } from "../erc721/errors.js";
export type NftMetadata = {
    animation_url?: string;
    attributes?: Array<{
        display_type?: string;
        trait_type: string;
        value: number | string;
    }>;
    description?: string;
    external_url?: string;
    image?: string;
    name?: string;
    [key: string]: unknown;
};
type GatewayConfig = {
    arweave?: string;
    ipfs?: string;
};
export declare const resolveUri: (uri: string, gateways?: GatewayConfig) => string;
export declare const fetchNftMetadata: (uri: string, params: {
    address: string;
    chainId: number;
    gateways?: GatewayConfig;
    tokenId: bigint;
}) => Effect.Effect<NftMetadata, Erc721MetadataFetchError>;
export {};
//# sourceMappingURL=metadata.d.ts.map