Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFpFWo4N+zYP1aUwTJpwsO2G1Ueir7EjdSBNSMKE2kK1g9C2gArUnM/0v3Z… (844 chars)"
  }
}