| optional_fields[] | An array of contact fields that a record should include when the data is available. | array of strings | address, email, phone, phone_multiple, phone_mobile | phone_multiple must also be provided in the maximum_coverage[] field |
| max_coverage[] | An array of contact fields that a record should be added to a record. This will kick off a process to append the contact fields from our additional, internal data sources. | array of strings | email, phone, phone_multiple, phone_mobile, oa | Because this option causes the system to run an append, it can greatly increase the overall processing time, i.e. from 1 minutes to multiple hours. |
| max_records | The maximum number of records to return. | integer greater than 0 | | |
| contacts_per_addr | Whether to return a maximum of 1 record per address. | integer | 1 | Currently only supports the value 1. |
| include_demo_categories[] | An array of demographic categories that should be included in the output list. | an array of strings | b2cDemographic, b2cHouseFinAuto, b2cLifestyleInterest, b2cPoliticalDonor | |
| include_filter_attrs | A boolean for whether to include any demographic filters used for creating the list, as columns in the output list. | boolean | 1 | For example, if the list is filtered by gender, then Gender will appear as a column in the output list. |
