Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQASLEum6DIUgv/m5L/dnnRg9Vij4/92dk8KoZu8yAQCcVf8OJOkyZWLk9uL… (1,748 chars)"
  }
}