{
  "manageEntity": {
    "action": "Create",
    "entityId": "525596777",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":525596777,\"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": "0xe8224300a6150f84462c2830e809a38ffc4601c24bc46e37ce0eb522dec9f5b2",
    "signature": "0x0493a40be8cd5a2ef6bbb1fae993d55b3336e13ce30312a5d3edbb8fd77f27a14375bc5a8aa1d4bdf8a499b651681fb5891ffbc5de31fabd6f65f976b98d43b81c",
    "signer": "0x2B4524c69fAB42E4e548F5A7C30aF28b1433794D",
    "userId": "937591339"
  }
}