Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDelNL5f4/KVUysZ44pvH7v4yHEgmLUQNrtXJI7B3WNbDmXG4FlBWLzwCiA… (1,748 chars)"
  }
}