import { SafeServiceConfig } from './config';
import { Logger, RequestContext } from '@chimera-monorepo/utils';
import { WriteTransaction } from './shared';
/**
 * @classdesc Proposes transactions to a Safe transaction service.
 */
export declare class SafeService {
    protected readonly logger: Logger;
    protected readonly config: SafeServiceConfig;
    protected senderAddress: string;
    constructor(logger: Logger, config: SafeServiceConfig);
    /**
     * Creates a new multi-signature transaction and stores it in the Safe transaction service.
     *
     * @param tx - Tx to propose
     * @param tx.to - Address to send tx to
     * @param tx.value - Value to send tx with
     * @param tx.data - Calldata to execute
     * @param context - RequestContext for logging
     *
     * @returns The hash of the Safe transaction proposed
     *
     * @throws "Invalid Safe address"
     * @throws "Invalid safeTxHash"
     * @throws "Invalid data"
     * @throws "Invalid ethereum address/User is not an owner/Invalid signature/
     * Nonce already executed/Sender is not an owner"
     */
    proposeTransaction(tx: WriteTransaction, context: RequestContext): Promise<string>;
}
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