Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBu4mVqs0BNwLwGeXPyWzfOqwffm4r75SgOAkVDRhUU221SQbz8LlGhJk1V… (1,748 chars)"
  }
}