Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCFfMetLwEePh4+rX0u8+HViE4INMKWw9PaRHVe5INRsFSyIjN2Iy37LZI9… (1,748 chars)"
  }
}