Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCtn0d/sEmCTD1H3peDW7k2YOjSm3Wv/hRFlBROgVH/lHUzJ3HgDI/zv6a5… (844 chars)"
  }
}