/**
 * Request payload used when asking the Auth Service to initialise a payer wallet.
 * `apiKey` mirrors the header consumed by the Express routes.
 */
export interface RegisterPayerParams {
    /** Base URL of the auth service instance (no trailing slash needed). */
    authServiceBaseUrl: string;
    /** API key that the auth service expects in the `x-api-key` header. */
    apiKey: string;
}
/**
 * Successful response payload returned by the auth service when a payer is
 * registered. The `payerSecretKey` must be persisted securely by the caller; it is
 * required for subsequent delegation calls.
 */
export interface RegisterPayerResult {
    success: boolean;
    payerWalletAddress: string;
    payerSecretKey: string;
}
export declare const registerPayerWithAuthService: (params: RegisterPayerParams) => Promise<RegisterPayerResult>;
/**
 * Request payload used when delegating payments for a set of users via the auth
 * service. The order of `userAddresses` is preserved and forwarded directly to the
 * PaymentManager's batch delegation call.
 */
export interface DelegateUsersParams {
    /** Base URL of the auth service instance (no trailing slash needed). */
    authServiceBaseUrl: string;
    /** API key that the auth service expects in the `x-api-key` header. */
    apiKey: string;
    /** Payer secret issued during `/register-payer`. */
    payerSecretKey: string;
    /** Array of EVM addresses to delegate payments to. */
    userAddresses: string[];
}
/**
 * The auth service returns a transaction hash and optional message once the
 * delegation transaction has been submitted to the Payment Delegation contract.
 */
export interface DelegateUsersResult {
    success: boolean;
    txHash: string;
    message?: string;
}
export declare const delegateUsersWithAuthService: (params: DelegateUsersParams) => Promise<DelegateUsersResult>;