{
  "warning": "Public test keys only. Never use these keys or IVs for real files.",
  "message_key": "ICEiIyQlJicoKSorLC0uLzAxMjM0NTY3ODk6Ozw9Pj8=",
  "plaintext_base64": "TG9jayBhdHRhY2htZW50IGludGVyb3BlcmFiaWxpdHkgdGVzdAo=",
  "metadata": { "filename": "test.txt", "mime_type": "text/plain", "size": 38 },
  "file_ciphertext": "O6yGXkjkHBK1Nw91fQkm+KIA+77j7Ga5gbplhfFgikiMogc8kpw/ZwSjA62p24Z/+CVlP5Zp",
  "reference": {
    "id": "11111111-1111-4111-8111-111111111111",
    "version": 1,
    "cipher": "A256GCM",
    "file_iv": "AQEBAQEBAQEBAQEB",
    "metadata_ciphertext": "4Ap/0tW8Xzqm4IDCEQ2/YGjH2xTgdlTTLze8ZigfMLK12uJAa1OLrPYa7tCDlmy0UKpl5yOL4lc0rwyqBX1poFoHtlhcswrqtdo=",
    "metadata_iv": "AgICAgICAgICAgIC",
    "wrapped_key": "NdNFVe3FMdueq+VvsTPl2NBAuN05hnTwlLtNp8bfq10BivyDpc/lJW+9TdQIUqQ+",
    "key_iv": "AwMDAwMDAwMDAwMD"
  }
}