Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHUvmLk/75T6KnFfhquE4hXICfKeL0mA4iKs0sHaf2cYlFXYs9/x7nKQfF2… (844 chars)"
  }
}