How can I know the UUID of the characteristic when ESP_GATTS_READ_EVT occurs in GATTS SERVER operation? case ESP_GATTS_READ_EVT: ESP_LOGI(DEBUG_TAG, "GATT_READ_EVT, conn_id %d, trans_id %d, handle %d\n", param->read.conn_id, param->read.trans_id, param->read.handle); esp_gatt_rsp_t rsp; memset(&rsp,...