{
  "manageEntity": {
    "action": "Create",
    "entityId": "762146309",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":762146309,\"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": "0x9bebb108d9bc8c3643f88c1da4e718c6aa662179a0694217d52aac5d75f414ca",
    "signature": "0xc023eece4b7d6d907b0e537ae7ec5a1b95919e97f355bae6eee16c6439b1c81870a944d4ddce1c9ee6ef793d9f4828e64882133558d0127c3675d5ef5b63e5141c",
    "signer": "0xcCAe7e3D3B788aec9A4C39797101F323f7E87E55",
    "userId": "842043513"
  }
}