{
  "description": "Response from GET /users/{id} — returns a full user record with credentials and emails",
  "request": {
    "method": "GET",
    "path": "/users/c339547d-e17d-4ba7-8a1d-b3d5a4d17c1c"
  },
  "response": {
    "status": 200,
    "body": {
      "user_id": "c339547d-e17d-4ba7-8a1d-b3d5a4d17c1c",
      "username": "john_doe_123",
      "emails": [
        {
          "id": "802df042-1ac2-496d-af81-6ace729ed055",
          "address": "john@example.com",
          "is_verified": true,
          "is_primary": true,
          "created_at": "2024-01-15T10:00:00Z",
          "updated_at": "2024-01-15T10:00:00Z"
        }
      ],
      "passkeys": [
        {
          "id": "5333cc5b-c7c4-48cf-8248-9c184ac72b65",
          "name": "iCloud Keychain",
          "public_key": "pQECYyagASFYIBblARCP_at3cmprjzQN1lJ...",
          "attestation_type": "packed",
          "aaguid": "fbfc3007-154e-4ecc-8c0b-6e020557d7bd",
          "transports": ["internal"],
          "backup_eligible": true,
          "backup_state": true,
          "mfa_only": false,
          "created_at": "2024-01-15T10:05:00Z",
          "last_used_at": "2024-06-10T14:22:00Z"
        }
      ],
      "created_at": "2024-01-15T10:00:00Z",
      "updated_at": "2024-06-10T14:22:00Z"
    }
  }
}