Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDaeigKW4+CmVgGwaO+EtzKo3pu6dlN3pKvALGlo+B6kj+sDVR1Fx3LYXv6… (1,748 chars)"
  }
}