Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEV1+qU4g+VJeMaCHXy8dHp4BMwsLlEv8PbdVU+3t4m5VbzNZ1Wd5G/d0mB… (1,748 chars)"
  }
}