{
  "manageEntity": {
    "action": "Create",
    "entityId": "1773700698",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1773700698,\"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": "0x3c182a19191fd5bb4cc8408c3a7e43fb13ed2e5a371823152243825b5981dc28",
    "signature": "0x8d3e0c6ec96e9b1dc9aa4307e48c8aba79b3baca7a7429194b0ee3166e7942691497f1ec171abed29a1711f99b78cb4dd6b3d0a871361e80114ce7488228bc2e1c",
    "signer": "0x7996fBea6474c1CBF1FF77d7b448B2355AaaCFAc",
    "userId": "227069"
  }
}