Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAbcFEpKKZi7IDkLnPCNB6NddZsQb+G4QP1wSt7WM5OG2dtpwe1vdLzFb25… (1,748 chars)"
  }
}