Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPV0hBbe5W08l1DdzUPaB8EI5cfiW31k1WQA3mfLLU8mIu0xF1KjmUO8cQ… (1,748 chars)"
  }
}