Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA6cd2YIN4/mUSPqOtjdKbmAM0RODRGOLLZMq/9KU6I4hj9Nf2ldTYtHoZy… (1,748 chars)"
  }
}