查询自定义音色（单个）
接口: GET https://4zapi.com/kling/v1/general/custom-voices/{id}
参数
id(path, string, 必填): 路径中的资源 / 任务 IDContent-Type(header, string): 请求体 Content-Type，一般为 application/jsonAuthorization(header, string): Bearer API Key
接口: GET https://4zapi.com/kling/v1/general/custom-voices/{id}
id (path, string, 必填): 路径中的资源 / 任务 IDContent-Type (header, string): 请求体 Content-Type，一般为 application/jsonAuthorization (header, string): Bearer API Key