Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAQ8Ex+yOjEtUr/Xy+Rt9fZMW8Zg7QESaM5I5qLRmIDSy1UBOnmq4ToP0xM… (1,748 chars)"
  }
}