export declare enum CallIdentifierType {
    'op' = 0,
    'tx' = 1
}
/**
 * identifier (64 bytes): hexType (1) | hash (32) | chainId (8) | 000...00
 */
export declare function encodeCallIdentifier(identifier: CallIdentifier): string;
export declare function decodeCallIdentifier(identifier: string): CallIdentifier;
export type CallIdentifier = {
    chainId: bigint;
    type: CallIdentifierType;
    hash: string;
};
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