Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDpDr79B/fmwXYlvju3NsRDQv7s9ehxntYndq5Ry3Fn5CVVYqXSx27s6zd8… (1,748 chars)"
  }
}