Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBMv2HD0c6gVyDiGO3+7PXu5kYXZ9s8Z/b+TaxiCb+C9no7gabkDVgGk4Xd… (844 chars)"
  }
}