Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD1/itnPHCq510Mvm0d2+J9lKgCv3Kk5vuJmA0nOeqStB+ajSfaasVR7If9… (1,748 chars)"
  }
}