in lib/wit.rb [99:104]
def post_entities(payload)
payload = payload.map {|k, v| [(k.to_sym rescue k), v]}.to_h.reject{ |k| ![:name, :roles, :lookups, :keywords].include?(k) }
validate_payload payload
req(logger, @access_token, Net::HTTP::Post, "/entities", {}, payload)
end