Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE95bpiB2x3CG8tKJzSvG89BuMiQf50A17mMFIur2rAVScvu/diEQw0Wy2T… (1,748 chars)"
  }
}