import type { Hex } from './base.js';
/**
 * Supported CRC V2 transfer data annotation types.
 *
 * - 0x0001: UTF-8 text
 * - 0x1001: UTF-8 text with metadata
 * - 0x0002: Raw 32-byte hex (e.g. XMTP message ID)
 * - 0x0003: IPFS CID
 * - 0x0004: ABI-encoded calldata
 */
export type TransferDataType = 0x0001 | 0x1001 | 0x0002 | 0x0003 | 0x0004;
/**
 * Decoded ABI calldata payload with resolved signature (type 0x0004).
 * Returned when the selector is found in the local lookup table.
 * When not found, payload is raw Hex string.
 */
export interface DecodedAbiPayload {
    selector: Hex;
    signature: string;
    params: unknown[];
}
/**
 * Decoded text with metadata payload (type 0x1001).
 */
export interface DecodedMetadataPayload {
    message: string;
    metadata: string;
}
/**
 * Result of decoding a CRC V2 transfer data annotation.
 */
export interface DecodedTransferData {
    type: TransferDataType;
    length: number;
    payload: string | Hex | DecodedAbiPayload | DecodedMetadataPayload;
}
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