Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAQ3PFRTv1WuXJ+TVv6I7nV2iLbwJQ0538OZHqcOf0zfjrfgL8PNVKKj9I2… (844 chars)"
  }
}