Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF/489G1sbBcNXpuL/7z0H6snKJgIeZ+llEjs4tUUL5yBq0ZjbZ7GMGg3Bm… (1,748 chars)"
  }
}