def job_trigger(data, context):
    print(data["oldValue"])

{"createTime": "2019-07-14T19:26:54.577250Z",
"fields": {"0": {"integerValue": "0"}, "14": {"integerValue": "73"}, "2": {"integerValue": "17"}, "20": {"integerValue": "91"}, "30": {"integerValue": "150"}, "4": {"integerValue": "29"}, "5": {"integerValue": "30"}, "7": {"integerValue": "36"}},
"name": "projects/aerial-grid-233801/databases/(default)/documents/jobData/weWereYoung/overrides/indexOverrides", "updateTime": "2019-07-17T06:57:41.153135Z"}