Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE1vWEi89Swg8mXZ0TS6JGsvgLu6R/GLPNTaWDRAqzyqm08mMl7x56U86Mh… (1,748 chars)"
  }
}