(solved) Extract a nested array value in JSON

[123 (Taras)]

I believe the word items is a reserved word and so its usage becomes ambiguous when you use dot-notation.

Change it to bracket-notation (which clarifies the meaning of items) and it should work:

{{ value_json["items"][0].value }}

alternately, this (completely in bracket-notation):

{{ value_json["items"][0]["value"] }}

For more information, see this post:

Get Value from JSON Array Rest Sensor

If you want to get the last item in the list, this is the ‘pythonic’ way to do it: - platform: rest name: quivre resource: https://waterservices.usgs.gov/nwis/iv/?sites=05514705&period=P7D&format=json value_template: >- {{ (value_json.value.timeSeries[0]['values'][0].value)[-1].value }} verify_ssl: false Here’s the answer to your original question. The reason why your template failed is due to how it referenced the values list. If it’s referenced this way, using brac…

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Screenshot from Template Editor confirming it works: