Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA4AWn2Iy1UIYYQaqgvLZzIW+TFk7OLJHCKWlg0L5wZVj3CxHNH3ZROKb/K… (1,748 chars)"
  }
}