Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA1ZGJdHF+9Y+E5VDxHUi0k7hANEGfHfBArV7cbwyjLNQwkMcSZkMvLF4Ay… (844 chars)"
  }
}