Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwI6GsLmRPZn4Juz1bV70dW5BaH9h3/pExm74UysViuDl2JuR8RBkpHnHxaS… (844 chars)"
  }
}