{
  "manageEntity": {
    "action": "Create",
    "entityId": "304451196",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":304451196,\"description\":\"This playlist will feature music i think you would love  but arent expose to.\",\"playlist_name\":\"Music you should know.\",\"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": "0x852bc830ebc41ffcfb70883f2829eccedbce8ab1979ab69a1015254afafe56e3",
    "signature": "0x407f11581451f8ccd09d0b0c86a52435feb9597305ef1bc61e163df56f86418f784d9d65b5e540553ce880bb8185dab91644fc3493fcda4d63e16b46d42590af1b",
    "signer": "0x187e187e9270c0Fea9497Fd7df2Ce47BE561E250",
    "userId": "106202"
  }
}