Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFMPelPQw/SBOBh4M5eUPFmwOVjk8p9daxsiBmVH5ck8D1RZ8R6Bs7yNWVz… (844 chars)"
  }
}