Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDwKE9mfvjmrIrXofYt1QO0sTlSfcXdLTYpgOgUzu9c8CbQN7W46st8T+WQ… (1,748 chars)"
  }
}