Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAE7mn/nZFddahdldqVG9+NNmaAxxaOYRw30mtN+ZpVsU8+jWQvb6KoRhNX… (1,748 chars)"
  }
}