Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE5umMbHiEhiHFJeuQUL3yKCxeLD4IeqDvYCvXelU3ZEVWU2l/2DjyDn34j… (844 chars)"
  }
}