Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHGA4MCfMv4rzQ4RZo2f1mAOJgp+8tYIIrbKI0bzlzBSnIhRto5hU7U7oz2… (1,748 chars)"
  }
}