Where is Nostr in this diagram?

Raw JSON

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  "created_at": 1771732919,
  "tags": [
    [
      "alt",
      "A short note: Where is Nostr in this diagram?"
    ],
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      "wss://nostr.mom/",
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      "wss://nostr.wine/"
    ]
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  "content": "Where is Nostr in this diagram?",
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