import { DecodedTxData, SafeEncodedSignRequest } from "../types";
/**
 * Explain a Safe Signature Request.
 * @param signRequest - The Safe Signature Request to explain.
 * @returns The decoded transaction data as stringified JSON or null if there was an error.
 */
export declare function explainSignRequest(signRequest: SafeEncodedSignRequest): Promise<string>;
/**
 * Represents a parameter in a decoded contract call.
 */
interface DecodedParameter {
    /** The parameter name from the contract ABI */
    name: string;
    /** The parameter type (e.g., 'address', 'uint256') */
    type: string;
    /** The actual value of the parameter */
    value: string;
}
/**
 * Represents a successful response from the Safe transaction decoder.
 */
interface FunctionSignature {
    /** The name of the contract method that was called */
    method: string;
    /** Array of decoded parameters from the function call */
    parameters: DecodedParameter[];
}
/**
 * Decode a transaction using the Safe Decoder API. According to this spec:
 * https://safe-transaction-sepolia.safe.global/#/data-decoder/data_decoder_create
 * @param data - The transaction data to decode.
 * @param to - The address of the contract that was called.
 * @param chainId - The chain ID of the transaction.
 * @returns The decoded transaction data or null if there was an error.
 */
export declare function safeDecodeTx(data: string, to: string, chainId: number): Promise<FunctionSignature | null>;
export declare const formatEvmData: (decodedEvmData: DecodedTxData, functionSignatures?: (FunctionSignature | null)[]) => string;
export {};