Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA6UmPLgI2PUjhl7Yw9hrv1Xut3C7q54enKhqn1Yi3mPXR8wzW55/1zO6HN… (1,748 chars)"
  }
}