Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA/Htl1QiOzmzWSQNCn7rhE6Rbd2S4Mtxe1OQ8faHiXbkEyG2iV+jYFJ6hS… (844 chars)"
  }
}