Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDb1T1Wc2Zqm2QPwruGywk4OKFvppS/WXJohyGYxrvTJX2wEHy/y3HgjKEA… (1,748 chars)"
  }
}