{
  "manageEntity": {
    "action": "Create",
    "entityId": "636718496",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":636718496,\"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": "0x8f236009acc494bedd19418234bdcc6e20a42e2bad09aeb7a1918d65c61c4443",
    "signature": "0x07a23ddf3ef662981a94f2095908e80c584a90773148a0e682eb0127af0abdd266199c66ec723a04899f3d0aad51a1721b08c1156f98c9a9cdb6d574b79da70d1c",
    "signer": "0x8830B969A3A49F60E0Ae4a93c42CfbB5eAC825b5",
    "userId": "674188596"
  }
}