Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD1WiglxylPh+q+FjV+uVl9UYWwaWtTaLC0yJNzrHLZmD2x7y3nHyDHObr1… (844 chars)"
  }
}