{
  "protocol_version": "SFP-v1.0",
  "description": "已使用nonce记录（防重放攻击）",
  "used_nonces": [
    {
      "nonce": "mzrnx9",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:20:38+08:00",
      "content_hash": "ca079781b83f"
    },
    {
      "nonce": "5awo5s",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:21:19+08:00",
      "content_hash": "ca079781b83f"
    },
    {
      "nonce": "totoee",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "05a17114410b"
    },
    {
      "nonce": "48ayc4",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "d6cd1c87b887"
    },
    {
      "nonce": "1hw1z8",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "0a5df5415ade"
    },
    {
      "nonce": "sggt21",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "c3b54c6c243e"
    },
    {
      "nonce": "l9ibu1",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "c3b54c6c243e"
    },
    {
      "nonce": "57uay4",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "b95bfcf4a347"
    },
    {
      "nonce": "lwfc7x",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "10c4ec3aeafb"
    },
    {
      "nonce": "bar266",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "902e455fe109"
    },
    {
      "nonce": "o0nt8j",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "929460febd09"
    },
    {
      "nonce": "41ck6l",
      "agent_id": "AG-SY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "f85462954167"
    },
    {
      "nonce": "oecf7l",
      "agent_id": "AG-QQ",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "c10beff06c0b"
    },
    {
      "nonce": "6ykmfo",
      "agent_id": "AG-TY",
      "timestamp": "2026-03-19T00:22:17+08:00",
      "content_hash": "7f4b1a99e8fc"
    },
    {
      "nonce": "agjir2",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "05a17114410b"
    },
    {
      "nonce": "tvydx3",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "d6cd1c87b887"
    },
    {
      "nonce": "tn8p7x",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "0a5df5415ade"
    },
    {
      "nonce": "5fx7xl",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "c3b54c6c243e"
    },
    {
      "nonce": "faym9x",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "c3b54c6c243e"
    },
    {
      "nonce": "rvdfmy",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "b95bfcf4a347"
    },
    {
      "nonce": "72pm2d",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "10c4ec3aeafb"
    },
    {
      "nonce": "f194ff",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "902e455fe109"
    },
    {
      "nonce": "kym6oy",
      "agent_id": "AG-ZY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "929460febd09"
    },
    {
      "nonce": "ekbzcz",
      "agent_id": "AG-SY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "f85462954167"
    },
    {
      "nonce": "wbjbs7",
      "agent_id": "AG-QQ",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "c10beff06c0b"
    },
    {
      "nonce": "qktryb",
      "agent_id": "AG-TY",
      "timestamp": "2026-03-19T00:22:24+08:00",
      "content_hash": "7f4b1a99e8fc"
    }
  ]
}