[
  {
    "type": "block-dirty-bitmap-remove",
    "data": {
      "node": "libvirt-3-format",
      "name": "a"
    }
  },
  {
    "type": "block-dirty-bitmap-remove",
    "data": {
      "node": "libvirt-4-format",
      "name": "a"
    }
  },
  {
    "type": "block-dirty-bitmap-remove",
    "data": {
      "node": "libvirt-5-format",
      "name": "a"
    }
  }
]