The link for the client is in the OP.

Raw JSON

{
  "kind": 1,
  "id": "00000cb840707f697cd2224bb694375d5e652356dde327d279fb95ea2a512c2a",
  "pubkey": "deab79dafa1c2be4b4a6d3aca1357b6caa0b744bf46ad529a5ae464288579e68",
  "created_at": 1788750843,
  "tags": [
    [
      "e",
      "0000018bab9115decd33ac565b0fedf760aaec2d4709518d3419a1727c309f9b",
      "wss://spatia-arcana.com/",
      "root",
      "deab79dafa1c2be4b4a6d3aca1357b6caa0b744bf46ad529a5ae464288579e68"
    ],
    [
      "e",
      "00003d1a5ee1577bfd6df364b035fa007e98c02994c0ec42664d6919e517c312",
      "wss://nostr.wine/",
      "reply",
      "3bbcab7e3d2b07a55027206d5e193813f01406882daad05412389a50b67ba92e"
    ],
    [
      "p",
      "deab79dafa1c2be4b4a6d3aca1357b6caa0b744bf46ad529a5ae464288579e68",
      "wss://nostr.wine/"
    ],
    [
      "p",
      "3bbcab7e3d2b07a55027206d5e193813f01406882daad05412389a50b67ba92e",
      "wss://filter.nostr.wine/"
    ],
    [
      "r",
      "https://archive.org/download/mario-kart-wii-pal/RMCP01.wbfs"
    ],
    [
      "client",
      "Amethyst"
    ],
    [
      "nonce",
      "200-RT",
      "20"
    ]
  ],
  "content": "The link for the client is in the OP.\nYou'll need this ROM \nhttps://archive.org/download/mario-kart-wii-pal/RMCP01.wbfs\nIt also needs a way to play the game, like dolphin emulator. If you are on Windows it can also use a native ports, coming soon to Linux \u0026 mac. \n\nI've been practicing single player today, online is vicious 🤣 If you get it installed you can use the friend code from my screenshot 👍",
  "sig": "80ba648ce841124b430b402aa5bf8c2b8f83fd35cd7864d5b37f3f10d5c342bf036ddf146c57773c7e540c27615ef2591191dcc1765504ac280fd7d59e2e2559"
}