Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFnpPGr4CdAdjI/kbNC+2TA9B5E9Z6MCbIka/hJ/y4qzUuiArGio1OMZBeq… (1,748 chars)"
  }
}