Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCIwmqiuzDJR5V6q1mTv/PFG+XC0BWiLgGhJtjBqdEMkVwpU3x2CZ0ddZcS… (844 chars)"
  }
}