When applying migrations uncomment seed method in StartUp.cs :
formContext.SeedData();
The API is accessed in the following manner :
http://localhost:52657/api/forms?SubmittedAfter=01/01/2018
http://localhost:52657/api/forms?SubmittedAfter=01/01/2018&MemberFirstName=Hans
http://localhost:52657/api/forms?SubmittedAfter=01/01/2018&submittedBefore=31/01/2018
http://localhost:52657/api/forms?submittedBefore=31/12/2017
http://localhost:52657/api/forms?IsProcessed=false
http://localhost:52657/api/forms?SearchBy?CaseWorker=Hansen&IsProcessed=false
Note the search parameters can be combined arbitrarily