{"json_modified": "2016-10-14T05:19:23.964260", "uuid": "5665b6c6-5a57-4493-a177-21e1f30c8818", "title": "Trailer", "url": "/en-US/docs/Web/HTTP/Headers/Trailer", "tags": ["Reference", "header", "HTTP"], "translations": [], "modified": "2016-10-14T05:19:24", "label": "Trailer", "localization_tags": [], "locale": "en-US", "id": 189233, "last_edit": "2016-08-31T04:29:52", "summary": "The <strong>Trailer</strong> request header allows the sender to include additional fields at the end of chunked messages in order to supply metadata that might be dynamically generated while the message body is sent, such as a message integrity check, digital signature, or post-processing status.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Directives", "title": "Directives"}, {"id": "Examples", "title": "Examples"}, {"id": "Chunked_transfer_encoding_using_a_trailing_header", "title": "Chunked transfer encoding using a trailing header"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/HTTP/Headers/Trailer", "review_tags": []}