Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBgD3J1Qfcdxe6fSbaRhQnz2RpGeKkgnI+zWmgclmWyDQAN1/wmvJP9bGIu… (1,748 chars)"
  }
}