Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEubWo7D7aZVdu0XkK6xWRL9KP0mZ4QM6uVUx0OsqFr2SBjtwtqMl/i6m6x… (844 chars)"
  }
}