export declare class WorkflowError extends Error {
    details?: string | undefined;
    constructor(message: string, details?: string | undefined);
}
export declare class WorkflowNotFoundError extends WorkflowError {
    constructor(workflowId: string);
}
export declare class ExchangeNotFoundError extends WorkflowError {
    constructor(exchangeId: string);
}
export declare class InvalidWorkflowConfigError extends WorkflowError {
    constructor(message: string);
}
export declare class InvalidVPError extends WorkflowError {
    context?: any | undefined;
    constructor(message: string, context?: any | undefined);
}
export declare class CredentialIssuanceError extends WorkflowError {
    context?: any | undefined;
    constructor(message: string, context?: any | undefined);
}
export declare class ExchangeStateError extends WorkflowError {
    constructor(message: string);
}
export declare class ExchangeExpiredError extends WorkflowError {
    constructor(exchangeId: string);
}
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