import { Subly402NitroUserDataEnvelope, AttestationResponse, NitroAttestationConfig, NitroAttestationDocument, NitroAttestationPolicy } from "./types";
export declare function verifyNitroAttestationDocument(attestation: AttestationResponse, config: NitroAttestationConfig): Promise<NitroAttestationDocument>;
export declare function computeNitroAttestationPolicyHash(policy: NitroAttestationPolicy): string;
export declare function parseSubly402UserDataEnvelope(userData: Uint8Array): Subly402NitroUserDataEnvelope | null;
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