Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHlSk7rV/MBizpJEiXA0/YwG4cfrQPIrQuLGMFIkCvN3Ui2fh+HnOVI/5dD… (844 chars)"
  }
}