Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGX5exIGEQSMF1AH+0lHHLdT5G7aTJeW7QGwLncOUOXwBWbqk+kBNE1ggOH… (844 chars)"
  }
}