{
  "manageEntity": {
    "action": "Create",
    "entityId": "1007786032",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1007786032,\"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": "0x33f8e5e03099baf790a03103235b4430f8cd3f6fa2cd36a1a2a4510f1d2e70a8",
    "signature": "0x0bde4eebfbefcb62e6b9a91c1f2123bf380236e8a3121424c054ed7ba633e3aa6af0732bcc9841c747092d07bb8b4d9154fba533c21e68ed4e23bef66b5a10a41b",
    "signer": "0x051b9163dbF948951615b43209F237B276Cc75F2",
    "userId": "658335968"
  }
}