Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAiw23qzeKLuSXh8D4niPR6zS16p9pa8O9RBQPiOoWVonLJ83WBYf5hvvD+… (1,748 chars)"
  }
}