Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFVgzkRJjRAuolGYGUqCQ8yBnjb8Fp1Gafjoe5R+mtd2TiOENs0gH7qk4vz… (1,748 chars)"
  }
}