"5. You grant to Parler a license to any content posted by you to the Services, including a worldwide, non-exclusive, royalty-free license (with the right to sublicense) to use, copy, reproduce, process, adapt, modify, publish, transmit, display and distribute your content. You agree that Parler or its service providers or partners may display advertising in connection with your content and otherwise monetize your content without compensation to you. You warrant that you have all rights necessary to grant these rights to Parler and Parler users. You also grant a limited non-exclusive, royalty-free license to any user of the Services to use, copy, reproduce, process, adapt, modify, publish, transmit, display and distribute any content posted by you to the Services solely in connection with that users use of the Services. The licenses granted by you hereunder do not include any moral rights or right of attribution."
https://legal.parler.com/documents/useragreement.pdf