Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDnAaeJtWXNIgIHYUg/pP3Ms90oTZ2l3qDsQ+oVu1FpgEiq4JP0ksrCmvA3… (844 chars)"
  }
}