Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpq3rGfE98f0a3AeU7BZGKfm1RjOh8nKFPOIi1xwj56E6xib97hfG58Xc3… (1,748 chars)"
  }
}