Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCtfPhURCdO7cY2PWJ/3r9yvTTXyV68d6qQ/q5NF4q1cR6co7O1CmvPQvce… (1,748 chars)"
  }
}