Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/PX2ts6sMeA5jdq09ZbAt83V7N2OMTeJwKd77GpyYs0BPCjZpqUf64v+B… (1,748 chars)"
  }
}