Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDEKBaZ7xHfPU72u0RW4iTMa2cYkIsHJ5cqlVsHe8txSRS2zdzObRQ+3D/n… (1,748 chars)"
  }
}