Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGPF2/tMVrbTYAnBkBSOPIfixVBhUKUf7tN/gLLIZKWMSZTnV6C7pIQ7vfF… (844 chars)"
  }
}