* @param body the plugin deletion data containing name and version
     * @return JSON response indicating success or failure
     */
    // DELETE /api/admin/plugin
    @Execute
    public JsonResponse<ApiResult> delete$index(final DeleteBody body) {
        validateApi(body, messages -> {});
        deleteArtifact(new Artifact(body.name, body.version));
        return asJson(new ApiResult.ApiResponse().status(ApiResult.Status.OK).result());

                    final Number primaryTerm = (Number) entity.remove(fessConfig.getIndexFieldPrimaryTerm());
                    if (seqNo != null && primaryTerm != null && oldId != null) {
                        searchEngineClient.delete(index, oldId, seqNo, primaryTerm);
                    }
                }

                searchEngineClient.store(index, entity);
                saveInfo(messages -> messages.addSuccessCrudUpdateCrudTable(GLOBAL));

                    final Long primaryTerm = (Long) entity.remove(fessConfig.getIndexFieldPrimaryTerm());
                    if (seqNo != null && primaryTerm != null && oldId != null) {
                        searchEngineClient.delete(index, oldId, seqNo, primaryTerm);
                    }
                }

                searchEngineClient.store(index, entity);
                saveInfo(messages -> messages.addSuccessCrudUpdateCrudTable(GLOBAL));

            return response.isAcknowledged();
        } catch (final Exception e) {
            logger.debug("Failed to delete index: indexName={}", indexName, e);
        }
        return false;
    }

    /**
     * Reads and processes index settings from configuration file.
     *
     * @param fesenType          the search engine type