export interface SignRequestParams {
    algorithm: string;
    service: string;
    method: string;
    url: string;
    date: Date;
    nonce: string;
    credentials: {
        secretKey: string;
        accessKey: string;
    };
    headers?: Record<string, string>;
    body?: Record<string, any>;
}
export interface CanonicalRequestData {
    timestamp: number;
    canonicalQuery: string;
    path: string;
    hostHeader: string;
    headers: Record<string, string>;
    headersKeys: string[];
    canonicalHeaders: string;
    signedHeaders: string;
    scope: string;
}
export interface RequestSigner {
    signRequest(params: SignRequestParams): string | Promise<string>;
}
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