Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB0dA0ZpeKt7/sZB6tbfcNpjHZXlVHJNa5M4Rblv9RKKGRfDgECDsEzm9AV… (844 chars)"
  }
}