1. A computer-implemented method for associating feed items to a group of users of an enterprise network, the method comprising: receiving, by one or more computer systems, a request for a first group feed, the first group feed being associated with a first group of users of the enterprise network, the first group of users being identified by a first group identifier, the request being associated with the first group identifier; identifying one or more first record identifiers associated with the first group identifier using a first data object, the first data object associating each of a plurality of group identifiers including the first group identifier to one or more record identifiers, each group identifier in the first data object identifying a respective group of users of the enterprise network, each record identifier in the first data object identifying a respective record to which a group is subscribed, each of the one or more first record identifiers identifying a respective record to which the first group of users is subscribed; identifying one or more first feed item identifiers associated with the first group identifier or with the one or more first record identifiers using second data, each of the one or more first feed item identifiers identifying a respective first feed item; and generating the first group feed to include the first feed items.