Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCCO+/quBNAS3UYIqnf1kk0KSqpGJsMwD47iH9Tly4jFFOcbxaHWGBwW2XZ… (1,748 chars)"
  }
}