What is that program?

Raw JSON

{
  "kind": 1,
  "id": "95fc6ae095d3ab0ebb0f0f96b57be6b18c04bdb89d426903851fc0bfd5b94379",
  "pubkey": "c1e9ab3a56a2ab6ca4bebf44ea64b2fda40ac6311e886ba86b4652169cb56b43",
  "created_at": 1788971799,
  "tags": [
    [
      "e",
      "08a423a7ed3392eca5a1155c0109c1dd008ddb5fbf1c6c3c6a699573f125524a",
      "wss://relay.damus.io/",
      "root",
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    ],
    [
      "p",
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      "wss://relay.nostr.build/"
    ],
    [
      "client",
      "Amethyst"
    ]
  ],
  "content": "What is that program?",
  "sig": "5c5db868310313a7cbf8033e2697e80f36fdc91524a42488804fc9c89bbe1bb3598198ed30c7dd43e54cfda37e197f2f54aa47c8c09b67e597e07981e50e455e"
}