Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCnyLQKtqMKdJLs4utBdUbmafKY7K16fKmrI/LlqOGBbWB1jLfmYk0+8dAa… (1,748 chars)"
  }
}