Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAY2PUOOVlH4yBS7X3nMYneJG3HCt6sF8Zorq1TjqDQeDPu+0D6OMHZFSuh… (1,748 chars)"
  }
}