Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGC0BqzUC1gUjCMwZP4G/s0oVCFA9GZsT4tCKJtNxhhxlc03uYFMFrMoYJh… (844 chars)"
  }
}