Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQByMMrx4kG/ASbzyUy9xLmPBpWywnZRASgQkS96yQlL3XICWQ52OLn4D8C9… (1,748 chars)"
  }
}