Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCEtz/1cXiPCrQFK9yF2dOJ3po4l4+9E91o7Op0gmPRozJGdnVJfT0p7lm4… (1,748 chars)"
  }
}