Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG6zP5Y5VPmpKmfyRu2mA82Eq/RwWNYbu+TfIckKDDqiTVPsYL2/+l2oyA0… (844 chars)"
  }
}