curl --request POST \
  --url https://servers.flashrdp.com/api/server/{serverId}/build \
  --header 'Accept: <accept>' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "method": "template",
  "templateId": 71,
  "hostname": "test.example.com",
  "name": "Example Server",
  "timezone": "UTC",
  "swap": 256,
  "ipv6": true,
  "sshKeys": [
    1,
    4,
    8
  ],
  "userData": ""
}
'

{
  "data": {
    "task": {
      "id": 2892,
      "status": "accepted"
    }
  }
}