nested dict with lists filtering example

gistfile1.txt

"ansible_influx_mm_backfill.results|map(attribute='json.results')|flatten|map(attribute='series')|flatten|list": [
        {
            "columns": [
                "time", 
                "written"
            ], 
            "name": "result", 
            "values": [
                [
                    "1970-01-01T00:00:00Z", 
                    1441
                ]
            ]
        }, 
        {
            "columns": [
                "time", 
                "written"
            ], 
            "name": "result", 
            "values": [
                [
                    "1970-01-01T00:00:00Z", 
                    1436
                ]
            ]
        }, 
        {
            "columns": [
                "time", 
                "written"
            ], 
            "name": "result", 
            "values": [
                [
                    "1970-01-01T00:00:00Z", 
                    1441
                ]
            ]
        }
]

# sum up the points written:
# FLATTEN always needed so "map" finds the attributes?!?
# cannot use "json.results.series.values" in map as results and series are lists of objects?
"{{ansible_influx_mm_backfill.results 
|map(attribute='json.results')|flatten 
|map(attribute='series')|flatten 
|map(attribute='values')|flatten 
|select('number')|map('int')|sum(start=0)}}"