[[inputs.file]]
  files = ["./testcases/time_float_exponential/test.json"]
  data_format = "xpath_json"
  xpath_native_types = true

  [[inputs.file.xpath]]
    metric_name = "'time_float_exponential'"
    timestamp = "t"
    timestamp_format = "unix_ms"
    field_selection = "."
    field_name = "id"
    field_value = "v"