{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "iot:Connect"
      ],
      "Resource": [
        "arn:aws:iot:*:*:client/${iot:ClientId}"
      ],
      "Condition": {
        "Bool": {
          "iot:Connection.Thing.IsAttached": [
            "true"
          ]
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": [
        "iot:Receive"
      ],
      "Resource": [
        "*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "iot:Subscribe"
      ],
      "Resource": [
        "arn:aws:iot:*:*:topicfilter/$aws/things/${iot:ClientId}/shadow/get/*",
        "arn:aws:iot:*:*:topicfilter/$aws/things/${iot:ClientId}/shadow/update/*",
        "arn:aws:iot:*:*:topicfilter/$aws/things/${iot:ClientId}/jobs/*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "iot:Publish"
      ],
      "Resource": [
        "arn:aws:iot:*:*:topic/$aws/things/${iot:ClientId}/shadow/get",
        "arn:aws:iot:*:*:topic/$aws/things/${iot:ClientId}/shadow/update",
        "arn:aws:iot:*:*:topic/$aws/things/${iot:ClientId}/jobs/*"
      ]
    }
  ]
}