Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHR0Lj6olp+45aVJbHTeWLaZdsQc3Cj5RmcrPJHO5ElKCwfqEkJaQnfydBT… (844 chars)"
  }
}