Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF/gVACnhflr+3E/9T0Qw5kLH/LCxJqK3i12+2KsiHf01yUWMdy3UkQnL/U… (844 chars)"
  }
}