sequenceDiagram actor user participant DAT-UI participant DAT-backend participant Earthdata Download user->>DAT-UI: Make selections <br>and click EDD button DAT-UI ->> Earthdata Download: Open EDD via "deep link" containing getLinks<br> and EDL auth callback URLs loop n pages of CMR results Earthdata Download->>DAT-backend: Request page of download URLs via getLinks URL DAT-backend->>Earthdata Download: Send page of data download URLs opt if EDL is required for download Earthdata Download->>DAT-backend: request EDL auth DAT-backend->>Earthdata Download: open auth callback deep-link, providing EDL token end Note left of Earthdata Download: Download data<br>to user computer. end