/**
 * Batch CallData — ERC-7579 batch execute encoding for Nexus smart wallets
 *
 * Copied from: cross-chain-atomic-routing/scripts/base-volume-loop-gasless-v2.ts:415
 *
 * Encodes: Nexus.execute(bytes32 mode, bytes calldata executionCalldata)
 * Where:
 *   Single mode (0x00...): executionCalldata = abi.encodePacked(target, value, calldata)
 *   Batch mode  (0x01...): executionCalldata = abi.encode(Execution[])
 *   Execution = (address target, uint256 value, bytes callData)
 */
/** Single execution mode (mode = 0x00...) */
export declare const SINGLE_EXEC_MODE = "0x0000000000000000000000000000000000000000000000000000000000000000";
/** Batch execution mode (mode = 0x01...) */
export declare const BATCH_EXEC_MODE = "0x0100000000000000000000000000000000000000000000000000000000000000";
export interface Call {
    to: string;
    value: string;
    data: string;
}
export interface DecodedCall {
    to: string;
    value: bigint;
    data: string;
}
/**
 * Build ERC-7579 batch execute callData.
 *
 * For a single call: uses single exec mode (0x00) with packed encoding.
 * For multiple calls: uses batch exec mode (0x01) with ABI-encoded Execution array.
 *
 * @param calls - Array of calls to batch
 * @returns Encoded calldata for Nexus.execute()
 */
export declare function buildBatchCallData(calls: Call[]): string;
/**
 * Decode ERC-7579 batch execute callData back into individual calls.
 *
 * @param callData - Encoded calldata from buildBatchCallData()
 * @returns Array of decoded calls
 */
export declare function decodeBatchCallData(callData: string): DecodedCall[];