Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB75MscCKNWW2hL4XY70S7ILTfbUIIQvEkU+xQD/KF2wCNYjBZ3VKcv3dWK… (1,748 chars)"
  }
}