Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAmfe+JMqXtyW4Y7RZoNV7+ZDEj8bDpD/5cCrD1QiWsYRVmGqcMPD4QtO6O… (844 chars)"
  }
}