Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFU+r8CVDZF7yUDMcqLxqf8gPSa22cjj19MGHA2DX5xAhQeFvyrb0Rz7LXQ… (1,748 chars)"
  }
}