Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBHF/bpG44nV2xAL8TXh6YKEg8K4lRNlo2VhuF6qRV8G06RB8rwdpcq3W37… (1,748 chars)"
  }
}