Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGkX/UHJXO1eKiFcBGwDBZS1/3v9HHlEwT3i7dA01g0s1heRKYZdQvFfY7h… (844 chars)"
  }
}