Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDAz+X+AioqxDx7Ba3fuS2gW2OBTsFDFPO5qc5+BdG8SyvP+1Y1cL3iTDND… (1,748 chars)"
  }
}