Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE8sXjyGFyS77XqaG2x3dlLtOGD7kDIrN0C1W+Z0vB6BFT0NaEulFc9own/… (844 chars)"
  }
}