Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2Z9cSiJ5gcxu3P44XCYgQ14MoCNIKN8nvZFBXDRFsVDMWq38igJWfWMnx… (1,748 chars)"
  }
}