Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPFMh1vuV2NlIAVTwvkEjlNN1lV9uqFGj8J50xlNxp0XNTKr+Og4+X5XZ/… (1,748 chars)"
  }
}