{
  "manageEntity": {
    "action": "Create",
    "entityId": "802054229",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":802054229,\"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": "0x807dbd6c58f0c555b6d6d55e5425e0b42f7b0476c3d4ffaf98aff20d33a0f61a",
    "signature": "0x952362cfaeaa644618050922bb9bc6137e3d6b44fc01de9416bb60843a8df6e87d295fcaa04b27b4b25ba7527e19febe3074cfea452abfd9e8b3a78269d93e871b",
    "signer": "0xB4a54F9B2a7959bD50C623E17c29991fa049790a",
    "userId": "545537105"
  }
}