we are seeing null lsn - how can we avoid this ?

    "version": "3.0.8.Final",
    "ts_us": {
      "long": 1758115985255294
    },
    "ts_ns": {
      "long": 1758115985255294590
    },
    "txId": null,
    "lsn": null,
    "xmin": null
  },
  "transaction": null,
  "op": "r",
  "ts_ms": {
    "long": 1758115985255
  },
  "ts_us": {
    "long": 1758115985255304
  },
  "ts_ns": {
    "long": 1758115985255304040
  }