Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBVr+LU5j7zn0uPgdPPsSDZMYDuKehP63qD6aTUmkMaAzOIlSEr422MrVhQ… (1,748 chars)"
  }
}