Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAunSsbQGKImrx3w/DTEYn5iP4DzCfUDJteHBQ3DyV0bz50FqOpqNpqigNX… (1,748 chars)"
  }
}