import { ContentType } from '../types.js';
/**
 * Determines the ContentType enum value from a MIME type string.
 * Maps HTTP Content-Type header values to the SDK's ContentType enum.
 * Handles special cases like text/json (parsed as JSON), image/svg+xml (text), and wildcards.
 * @param contentType - The Content-Type header value (e.g., "application/json", "text/plain")
 * @returns The corresponding ContentType enum value
 */
export declare function getContentTypeDefinition(contentType: string): ContentType;
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