Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBNAmH4d/SyWzH4WesDcrl7nTYhYl7h3gMJTVJSs3g1Q1uT9hXfIn1/zMr9… (1,748 chars)"
  }
}