Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFAODmg8EsDLc1yYuCh58gMEg9o8E6e5qdxDLYkpNlFWABHeU9fP0YsIQgv… (844 chars)"
  }
}