Use standard base64 encoding with padding to get the same result as coturn.
Use standard base64 encoding with padding to get the same result as
coturn.

matrix-org/synapse,matrix-org/synapse,TribeMedia/synapse,illicitonion/synapse,illicitonion/synapse,illicitonion/synapse,matrix-org/synapse,rzr/synapse,matrix-org/synapse,howethomas/synapse,rzr/synapse,TribeMedia/synapse,matrix-org/synapse,iot-factory/synapse,rzr/synapse,iot-factory/synapse,iot-factory/synapse,howethomas/synapse,rzr/synapse,illicitonion/synapse,TribeMedia/synapse,iot-factory/synapse,illicitonion/synapse,howethomas/synapse,TribeMedia/synapse,rzr/synapse,matrix-org/synapse,TribeMedia/synapse,howethomas/synapse,iot-factory/synapse,howethomas/synapse