Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBx1UE+TE57AdhXJWw0NOE3IRKYSnGRIAJIzz9ZZSqiW3ilm0SaXym0uwME… (1,748 chars)"
  }
}