id Globally-unique identifier. Notes: If the same file is sent in twice, it will get two different IDs. Updates to a file will retain the same ID.source_filename Name of the file that this data came from.num_buildings Number of items found.extra_data Document-level additional key/value data fields. (client specific, optional)uw_rules Evaluated underwriting rules, if any. See Underwriting Rules Format (client specific, optional)policy_terms The list of supplied policy terms. See the Perils Terms Format, Layer Terms Format, and Zone Terms Format pages for details.computed_policy_terms The list of computed policy terms. See Computed Policy Terms Format page for details.buildings The list of building items. See Buildings Format page for details.