Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEw6pVHdRMUZM8tXjnEGhXXVkxhUw66w0/2U/hDUtM5oSzrIwBz2KsV2FJR… (844 chars)"
  }
}