Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBa1vEfjDgI06BJ56F/4bW4dSRBBzNpppkxhBE+0+Xr2UMNkDsTPuOTjSxJ… (1,748 chars)"
  }
}