Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBiHM56JkbZCRdJRtkUmHWQBdFk1SNg9GMx+h8xsTvcXCCvIrGhGpgIMoCA… (1,748 chars)"
  }
}