{
  "fixture_name": "marmot.transport.nostr.routing.v1/update-invalid-duplicate-relay/v1",
  "fixture_version": "1",
  "vector_type": "app_component_update",
  "component": {
    "id": "0x8004",
    "name": "marmot.transport.nostr.routing.v1",
    "document": "spec/app-components/nostr-routing-v1.md"
  },
  "encoding": {
    "format": "Marmot canonical encoding",
    "notes": [
      "bytes.hex is the MarmotNostrRoutingUpdateV1 payload (full replacement state), not the AppDataUpdate proposal wrapper.",
      "It carries nostr_group_id[32] then two relay entries that decode to the same byte string."
    ]
  },
  "bytes": {
    "hex": "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f2c157773733a2f2f72656c61792d612e6578616d706c65157773733a2f2f72656c61792d612e6578616d706c65"
  },
  "expected": {
    "valid": false,
    "fields": {
      "nostr_group_id_hex": "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
      "relays": [
        "wss://relay-a.example",
        "wss://relay-a.example"
      ]
    },
    "errors": [
      "duplicate_relay"
    ]
  },
  "notes": [
    "Implementations MUST reject this update during component validation; the reference decoder returns a duplicate-relay error."
  ]
}