curl -X GET https://api.box.com/2.0/files/12345/collaborations \
     -H 'Authorization: Bearer <ACCESS_TOKEN>'

BoxFile file = new BoxFile(api, "id");
Iterable<BoxCollaboration.Info> collaborations = file.getAllFileCollaborations();

collaborations = client.file(file_id='11111').get_collaborations()
for collab in collaborations
    target = collab.accessible_by
    print('{0} {1} is collaborated on the file'.format(target.type.capitalize(), target.name))

var fileID = '98765';
client.files.getCollaborations(fileID)
	.then(collaborations => {
		/* collaborations -> {
			total_count: 1,
			entries: [
				{
					type: 'collaboration',
					id: '11111',
					created_by: {
						type: 'user',
						id: '22222',
						name: 'Example User',
						login: 'user@example.com'
					},
					created_at: '2011-11-29T12:56:35-08:00',
					modified_at: '2012-09-11T15:12:32-07:00',
					expires_at: null,
					status: 'accepted',
					accessible_by: {
						type: 'user',
						id: '33333',
						name: 'Collaborator User',
						login: 'collaborator@example.com'
					},
					role: 'editor',
					acknowledged_at: '2011-11-29T12:59:40-08:00',
					item: null
				}
			]
		}
		*/
	});

client.files.listCollaborations(forFile: "11111") { result in
    switch results {
    case let .success(iterator):
        for i in 1 ... 10 {
            iterator.next { result in
                switch result {
                case let .success(collaboration):
                    print("Collaboration created by \(collaboration.createdBy?.name)")
                case let .failure(error):
                    print(error)
                }
            }
        }
    case let .failure(error):
        print(error)
    }
}