Get all mapping versions

Example response

{
  "body": {
    "results": [
      {
        "subject": "ms.gateway.abcdef123456.mapping-version.get.api.users.1",
        "resource_type": "function",
        "resource": "user-service.getUsers",
        "resource_version": "latest",
        "active": true,
        "description": "Gets all users with pagination",
        "middleware": [
          {
            "order": 1,
            "resource": "auth-middleware",
            "resource_type": "function",
            "resource_version": "latest",
            "type": "pre-request"
          }
        ],
        "attributes": [],
        "invocation_type": "RequestResponse",
        "version": 1,
        "modified": 1713531894,
        "type": "created"
      }
    ],
    "results_total": 2
  },
  "metadata": {
    "subject": "ms.gateway.abcdef123456.gateway"
  }
}