Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD+d3bXCTkb+RrtVgRLJ3JyVu/bHgzWYpaYL6wUvRmtWkQkMGuzD/mmARIN… (1,748 chars)"
  }
}