export declare function isZero(obj: any): boolean;
export declare function getPrice(amount: any, decimals?: number | null): number;
/**
 * Derives transaction price and appends metadata.
 */
export declare function derive_transaction_price(data: any, solDecimals: number | undefined, tokenDecimals: number | undefined, invocation: number | null, consumerLogger?: any): Promise<any>;
export declare function decodeInstructionData(programData: string): Record<string, any> | null;
/**
 * Decodes program data from a base64-encoded string.
 */
export declare function decodeTransactionData(program_data: string, decimals?: any, all_js?: any): any | null;