export interface WalletActivity {
    timestamp: number;
    transactionHash: string;
    type: 'incoming' | 'outgoing';
    details: {
        signerId: string;
        receiverId: string;
        actions: any[];
    };
}
export declare class NearWalletCollector {
    private walletId;
    private pool;
    constructor(walletId: string, networkId?: string);
    collectActivities(): Promise<WalletActivity[]>;
    private formatTimestamp;
}