Add a claim to JWT as an array?

Question

Using thinktecture JWT authentication resource owner flow,i use the claims part of JWT for client consumption. My question is that if its possible to add claim in identity s

Answer 1

use JsonClaimValueTypes as claim type

var tokenDescriptor = new SecurityTokenDescriptor
   {
    Subject = new ClaimsIdentity(new Claim[]
     { new Claim("listName", list != null ? JsonSerializer.Serialize(user.RoleName) : string.Empty,JsonClaimValueTypes.JsonArray)
    }}