Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAF0KIbHb8IE2iYeT4yBoNALaDzz2AR/gRb1pCbu6Zr9liOPlhkn91lwWWO… (1,748 chars)"
  }
}