Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEWoXYF2Mw+L8nja9JrDh5xoNtz6FjG0FongP/T/YfpR2/PU1wvCAHfrfFu… (844 chars)"
  }
}