Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwErg9+aqJqD/aNJpz8TnDA9VrKK5IK1tl7qvxk8p/y44nfLRntK+VRH8WGj… (844 chars)"
  }
}