Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH1lSr511j2gqCLDSUCruga+lxms8jsbCORdC8rQp8qzQIvVNwOA/vP9Rx8… (1,748 chars)"
  }
}