Function get

Returns Promise<
    JSONFetchResponse<
        {
            additional_details?: unknown;
            completion_date: string
            | null;
            creation_date: string;
            index_id: string;
            message: string;
            state: "FAILED" | "PENDING" | "PROGRESS" | "SUCCESS" | "CREATING";
            state_description: string;
            task_id: string;
            task_type: string;
        },
    >,
>