Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBHwfmjefjY5vqgnGGVpL0uhzJEWExlCuDY3Kzrep/+swAjq/KtI2oeJyu9… (1,748 chars)"
  }
}