Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCQnGPwpRscPqe3dfYh0wy9HqS6kwNO+OK3ZLXgywzQswM4jbMhBFf3BZIo… (1,748 chars)"
  }
}