I see "Unsupported event kind: 30617" on the Wisp client

Raw JSON

{
  "kind": 1,
  "id": "00005b2249e9d7c6f1e5c263bd0ca3cd7ef3f7169aa9a162f08d069875f01c47",
  "pubkey": "9a0c6aa9a33860e5a74db795fcc083913be79b87d67bc53c85018527cafbf13f",
  "created_at": 1777655807,
  "tags": [
    [
      "e",
      "d0e3c082c2d1b91e9229bbede066a74fe4f077e5489d7eb617f0e73a614c9bb0",
      "wss://nos.lol",
      "root"
    ],
    [
      "p",
      "266815e0c9210dfa324c6cba3573b14bee49da4209a9456f9484e5106cd408a5"
    ],
    [
      "client",
      "Wisp"
    ],
    [
      "nonce",
      "13747",
      "16"
    ]
  ],
  "content": "I see \"Unsupported event kind: 30617\" on the Wisp client",
  "sig": "a5e1029caa35ffcad7692dc4e2655b5827abc37f87ce946c11554fdee08ae0029165b8f3205826d47ee21561bc4d7bd05bd31e94c9d16f57a5ebb8521628a3f5"
}