Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGu4Q+CQ3WBlj8bCVzXdDiLdbXktOFBHO+DMJK4sUH1MzH5NhKA0sOTpycj… (844 chars)"
  }
}