List Available Deployment Backups

{
  "response": {
    "deployments": [
      -1.7976931348623157e+308
    ],
    "subDeployments": [
      -1.7976931348623157e+308
    ]
  },
  "messages": [
    {
      "code": 0.1,
      "text": "ok"
    }
  ]
}

{
  "response": {},
  "messages": [
    {
      "code": 18011,
      "text": "OttoFMS sample error"
    }
  ]
}