Create Devops using ARM templates fail

[prasannakumar92]

Am trying to create DevOps using ARM templates.
{
"$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"accountName": {
"type": "string",
"metadata": {
"description": "The name of the Visual Studio Team Services account, if it doesn't exist it will be created."
}
},
"projectName": {
"type": "string",
"metadata": {
"description": "The name of the Visual Studio Team Services project."
}
},
"location": {
"type": "string",
"defaultValue": "[resourceGroup().location]",
"metadata": {
"description": "Location for all resources."
}
},
"processTemplateId": {
"type": "string",
"defaultValue": "ADCC42AB-9882-485E-A3ED-7678F01F66BC",
"allowedValues": [
"6B724908-EF14-45CF-84F8-768B5384DA45",
"ADCC42AB-9882-485E-A3ED-7678F01F66BC",
"27450541-8E31-4150-9947-DC59F998FC01"
],
"metadata": {
"description": "Scrum: 6B724908-EF14-45CF-84F8-768B5384DA45 / Agile: ADCC42AB-9882-485E-A3ED-7678F01F66BC / CMMI: 27450541-8E31-4150-9947-DC59F998FC01"
}
},
"versionControlOption": {
"type": "string",
"defaultValue": "Git",
"allowedValues": [
"Git",
"Tfvc"
],
"metadata": {
"description": "The version control of the Visual Studio Team Services project's source code: Git or Tfvc."
}
}
},
"variables": {},
"resources": [
{
"name": "[parameters('accountname')]",
"type": "microsoft.visualstudio/account",
"location":"[parameters('location')]",
"apiVersion": "2014-02-26",
"properties": {
"accountName": "[parameters('accountName')]",
"operationType": "Link"
},
"resources": [
{
"type": "project",
"name": "[parameters('projectName')]",
"apiVersion": "2014-02-26",
"location":"[parameters('location')]",
"dependsOn": [
"[concat('microsoft.visualstudio/account/', parameters('accountName'))]"
],
"properties": {
"ProcessTemplateId": "[parameters('processTemplateId')]",
"VersionControlOption": "[parameters('versionControlOption')]"
}
}
]
}
]
}
But it is failing with following error
'{
"code": "InvalidRequestValue",
"message": "The requesting client principal is invalid.",
"target": "GetRequestorIdentity"
}'

Could someone help me througn this ?