Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD68GvZOBLHtksDDxLH+UdvKguzdG5/URRzW2ARpNzGDVE26hK43vbUd5Rj… (1,748 chars)"
  }
}