wtf
Here's what this attr contains:
TmV3c0l0ZW18ODkxOUI3QzhBMTI3MERCOUMxMjU4M0RFMDA0MDhCOEJ8aHR0cHM6Ly9yaWpubW9uZC5iYnZtcy5jb20vY3VzdG9tL2dldERvd25sb2FkP3NvdXJjZWlkPTg5MTlCN0M4QTEyNzBEQjlDMTI1ODNERTAwNDA4QjhC
after decoding base64 you can see there's link to a full mp4 video
NewsItem|8919B7C8A1270DB9C12583DE00408B8B|https://rijnmond.bbvms.com/custom/getDownload?sourceid=8919B7C8A1270DB9C12583DE00408B8B
Here's that link: https://rijnmond.bbvms.com/custom/getDownload?sourceid=8919B7C8A1270DB9C12583DE00408B8B