Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH4j7LFxFZEIemD6ol2w4o7vwTAEP55k44Bkc48fVov/Fjzwk44jInzbkKq… (1,748 chars)"
  }
}