Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC8adzQVUMaqkA0juRqOynPjnyemwiCB2yDlKdVbFJK+CF4Lwgw8CX/vbMh… (1,748 chars)"
  }
}