Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJkgrG5BG+JD5KV/K3gmBVPJyeSFJHEyzKO7IfuJNuXXt1WClBa5E7H1ZO… (1,748 chars)"
  }
}