Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDFPqV2Kify0Mz3eSrKAF0icY8aWY6fRll+AvdPsHs8lGGJdFsgIBH0C4J5… (1,748 chars)"
  }
}