{
  "manageEntity": {
    "action": "Create",
    "entityId": "67969300",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":67969300,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0xbc534f214197a242d2f5b7aa110be31b5e7ebc198298ce92a2997d4c03fc082e",
    "signature": "0x685fbd05882bbec7d803b0c2c0a3b29e4e103c8805b68493d3c97a5dacab2c5f08a0942e9814e33397973940a23a6f989d2989a4f9a54d2a8c3b8f3a0c9a33191c",
    "signer": "0xd387DDa2f13B911877eaBf8E42Bb43e31ee052eC",
    "userId": "755241314"
  }
}