Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH4L+yHTuxUBfFkt1RWwgv5xJiqVIDnu7PxBo8NkVYGLgy/0NaG2jiw3VEX… (1,748 chars)"
  }
}