Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+Gn4vNOG/5Gn0gECNpRT2Iq+5WpWuWzSrx13r508JmxZCo41PxRO/iFKO… (1,748 chars)"
  }
}