class ProfileSerialization < ActiveModel::Serializer
  attributes :name, :description

  has_many :friends
end

# ProfileController

# Define the resource fields you want in the response
def show
  @profile = Profile.find(params[:id)
   render json: profile, fields: [:name]
end

# You can also define the resource relationships fields you want in the response
def show_with_some_relationship_data
  @profile = Profile.find(params[:id)
   render json: profile, fields: {profile: [:name], friends: [:id]}
end