Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHC3T5Of/SnZk6tZka3y+pCxfYqofZyy1jN7zI6vZQBxlcZGRulsVYEs6KZ… (1,748 chars)"
  }
}