# This exact file format must be respected (- column_name: json_path) # The path is interpreted using jsonpath-rw-ext, see # https://github.com/sileht/python-jsonpath-rw-ext for syntax reference - 'UsageStart': '$.begin' - 'UsageEnd': '$.end' - 'ResourceId': '$.desc.resource_id' - 'Operation': '$.operation' - 'UserId': '$.desc.user_id' - 'ProjectId': '$.desc.project_id' - 'ItemName': '$.desc.name' - 'ItemFlavor': '$.desc.flavor_name' - 'ItemFlavorId': '$.desc.flavor_id' - 'AvailabilityZone': '$.desc.availability_zone' - 'Service': '$.service' - 'UsageQuantity': '$.volume' - 'RateValue': '$.rate_value' - 'Cost': '$.rating'