Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAxnLvqKSCvd/YUuVc8RavdsmoWjygQWO3I4bqtnkFG0EBsqOKJKLAyv3Qo… (844 chars)"
  }
}