Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAyvcnv1oOckG81Qe/XP+/U/f0bbAP2etQi7i6OTj06NxLwDx3HJPrJQp8Z… (844 chars)"
  }
}