Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCP2SfqkP/J3+L2npBo9bM3LvtrjTlS9lPEctgB0ZIx/RzbPLRmuj/0VM/Y… (1,748 chars)"
  }
}