Representable 4: problem when parsing looks at one field but wants to create two

[apotonick]

      class Representer < Representable::Decorator
        include Representable::Hash

# Problem: we want to serialize jwt_token_exp, and NOT expires_at
#           we want to deserialize jwt_token_exp AND expires_at with its own parsing logic applied.
        # property :expires_at
        property :expires_at,
          parse_filter: ->(fragment, options) { Trace.parse_exp(fragment) },
          as: :jwt_token_exp, readable: false
        property :jwt_token_exp # FIXME: this is not clean. expires_at will be overridden with jwt_token_exp when serializing.
        property :id_token
        property :refresh_token
        property :api_key
        property :trailblazer_pro_host
        property :firebase_upload_url
        property :firestore_fields_template
        property :firebase_refresh_url
        property :firebase_signin_url
      end