Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB6wqhXh/CzxKQX8hsKayoEo8LlXWOpsNbm6MIlY+M3iEe7M/TslDtxVvvF… (844 chars)"
  }
}