Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBjbrWfx8q8b+Cp+Ru3KSZUqsxxWKV9rXE3U4MkDTr4lCwwRNMy5BRMuVuZ… (1,748 chars)"
  }
}