Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBaN2VXtxF6t559h9bcLcIvD+UdmYenNSUBFP3iDj4hZC56+Pr9KyTcgRDZ… (1,748 chars)"
  }
}