Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGC4OIdZOtSUdxGTnnVVtvyqfNUwMqdRMB0xYtWj/p9cgr4A/p2KvGWBGxJ… (844 chars)"
  }
}