{
  "manageEntity": {
    "action": "Create",
    "entityId": "722974781",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":722974781,\"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": "0xfedc3347e1fb6bcee74ee545fa42d5cdf28054da64ca735b9cd66ac950b5b297",
    "signature": "0x17a1a54a7697de567ba11b59d0534e4ae80f7853f6dcc61b9c57551cd1252ae41b02b67d076343cbd0096ce4d8abfd993861a69616d7f41513362bbd8a606f511b",
    "signer": "0x8132B158578e2d9a33bde55ac683a86E1791cfd6",
    "userId": "209686301"
  }
}