- Added missing created_at field on activity-metadata API endpoint
- Added missing created_at field on activity-metadata API endpoint

DenverArtMuseum/OctoberFriends,DallasMuseumArt/OctoberFriends,DenverArtMuseum/OctoberFriends,DallasMuseumArt/OctoberFriends,janusnic/OctoberFriends,janusnic/OctoberFriends,DallasMuseumArt/OctoberFriends,artsmia/OctoberFriends,artsmia/OctoberFriends,DenverArtMuseum/OctoberFriends,artsmia/OctoberFriends,janusnic/OctoberFriends