Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEewJg/xoJBPwPsxIjuHI+BXiRYLhJMik3n7wP4+8GssTLEcPNibuuhAUxd… (844 chars)"
  }
}