Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBWJOySGh/utNvDNtYuR8P7yNz5Eg6BIdRnap2u8WRzsxCM0l5FzZs3JJgj… (844 chars)"
  }
}