Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHvDI9aMGvRxUP2DzigLkTiHfF/fsccZN9+b3z5zFNoSiAqjPP9d/1tddFK… (1,748 chars)"
  }
}