Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBuzCxH2kk8bOBsJCp1X4zmI2AD0rn6qcRjRhD2uml8pR7HqRjxf8LId1tG… (1,748 chars)"
  }
}