Request body and Length limit to share on Linkedin by API
POST https://api.linkedin.com/v1/people/~/shares?format=json Request body Field Description Max Length (chars) content A collection of fields describing the shared content. title The title of the content being shared. 200 description The description of the content being shared. 256 submitted-url A fully qualified URL for the content being shared. n/a submitted-image-url A fully qualified URL to a thumbnail image to accompany the shared content. The image should be at least 80 x 150px for best results. n/a comment A comment by the member to associated with the share. If none of the above content parameters are provided, the comment must contain a URL to the content you want to share. If the comment contains multiple URLs, only the first one will be analyzed for content to share. 700 visibility A collection of visibility information about the share. code One of the following values: anyone: Share will be visible to all members. connections-only: Share will only be visibl...