Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHCU/Qs45HMSfEhRUNpva+uf8s394yS/7mG7yG+pKPkfGxAr1VpHEimq1cS… (844 chars)"
  }
}