Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBA5gvT5D+GP+NA0Jte+3YrYiN/H1nn6UMJNPbPolZKWW/vj0B2uvtSSE5Z… (1,748 chars)"
  }
}