Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGUzMBjD7nxbbot7EC+J/r1KOZSHuYwlQkG0MeQlZkQeTFh3YjkVl2+9sDL… (844 chars)"
  }
}