Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBLYN6g8f2mlnl6jQb/cOQilwPRKuXkiVfw3JTHaC4txi7o/VIMFnbaXL9H… (1,748 chars)"
  }
}