Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAIrpLf/nLDzxt9r7xXdoazvyFfwEa25O+ULbI1uk7c83uaW88oyTb2ArlL… (1,748 chars)"
  }
}