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Using the instructions at the start of this document, replace the following: https://us-central1.clearblade.com with your URL. aae9b9b30c8aa4e49081c7eeb9bb07 with your SystemKey.
{Token} with your token.
The item id is required in the body. If other items are not provided, they will have default values in the created device. Set the values of id and other items appropriately.