Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD97UOiSPfOw4X37vnBndXW3c28jV/L4h8szIhb97g9BhY5Fv9i/jkgyp1z… (1,748 chars)"
  }
}