{
  "error": {
    "code": 500,
    "message": "Exception has been thrown by the target of an invocation.\nException has been thrown by the target of an invocation.\nA column named 'GrupoNome' already belongs to this DataTable.",
    "details": [
      "Exception has been thrown by the target of an invocation.",
      "Exception has been thrown by the target of an invocation.",
      "A column named 'GrupoNome' already belongs to this DataTable."
    ],
    "principal": {
      "isAuthenticated": false,
      "label": "Guest",
      "expiry": null,
      "identities": [
        {
          "authenticationType": "",
          "isAuthenticated": false,
          "nameClaimType": "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name",
          "roleClaimType": "http://schemas.microsoft.com/ws/2008/06/identity/claims/role",
          "label": null,
          "claims": [
            {
              "type": "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name",
              "value": "Guest",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:guest",
              "originalIssuer": "urn:gcx:guest",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/category/guest",
              "value": "",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:guest",
              "originalIssuer": "urn:gcx:guest",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/category/known",
              "value": "",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:global",
              "originalIssuer": "urn:gcx:global",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/category/any",
              "value": "",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:global",
              "originalIssuer": "urn:gcx:global",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/audience",
              "value": "",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:global",
              "originalIssuer": "urn:gcx:global",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/policy",
              "value": "",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:global",
              "originalIssuer": "urn:gcx:global",
              "properties": {}
            },
            {
              "type": "http://www.geocortex.net/security/claims/category",
              "value": "secure-conversation",
              "valueType": "http://www.w3.org/2001/XMLSchema#string",
              "issuer": "urn:gcx:global",
              "originalIssuer": "urn:gcx:global",
              "properties": {}
            }
          ]
        }
      ],
      "policy": {
        "authenticate": false,
        "hints": null,
        "issuers": [
          {
            "displayName": "Windows Integrated",
            "displayType": "Windows Integrated",
            "type": "windows",
            "hint": null,
            "urls": {
              "signIn": "https://sig.cm-sintra.pt/MuniSIG/REST/security/signIn?idp_name=AD AUTHORITY"
            }
          }
        ]
      },
      "urls": {
        "expirationNotice": "https://sig.cm-sintra.pt/MuniSIG/REST/security/expirationNotice",
        "referrer": null,
        "refresh": null,
        "signIn": "https://sig.cm-sintra.pt/MuniSIG/REST/security/signIn",
        "signOut": "https://sig.cm-sintra.pt/MuniSIG/REST/security/signOut"
      },
      "tokens": {
        "arcgis": {},
        "geocortex": {},
        "site": null
      }
    }
  }
}