Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDdq7Pzg6+ojNVXMujbTzwkTRtKYwqN9PbPVd7dQS2c1AEe7hLXp17CpIqZ… (1,748 chars)"
  }
}