/**
 * Interface for request body
 */
export type RequestBody = Record<string, any> | string;
/**
 * Decorator for specifying request body for an API endpoint
 *
 * @example
 * ```
 * @suite()
 * class ApiTests {
 *   @test()
 *   @ApiEndpoint('POST', '/api/users')
 *   @RequestBody({ name: 'John Doe', email: 'john@example.com' })
 *   async createUserTest({ request }) {
 *     // Test implementation
 *   }
 * }
 * ```
 *
 * @param body Request body
 * @returns Method decorator
 */
export declare function RequestBody(body: RequestBody): (target: any, propertyKey?: string | symbol, descriptor?: PropertyDescriptor) => any;
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