Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwK4uuPXtSx1678GJ0vyxCnCE+5inlVEy6M3f9oM5cxJJGDK/AKlnrlSyMk5… (844 chars)"
  }
}