Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHRX7gSHYEUtKjb0IKMKQ08VGrT5gP3fsKTfKkY3uEpdR8C4QLCJuJB3rF7… (844 chars)"
  }
}