Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA24cvD6IKw6WGCuhSKYkSwncqD/we8WBwZgdgFTJHCSD7Cr5KHwUkV1nZ4… (1,748 chars)"
  }
}