Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHy8TzKu0UF8B2wj5XZ0VgfxflWwIg5Zo5gBz62UXkDak0i0TYr/hTXJBMz… (844 chars)"
  }
}