Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCds8jLZsHC3A8n6rrfX0AmN75rAJE/E1aeCBVc0pywvyLj8fOWBSY1Dqxj… (844 chars)"
  }
}