{
  "manageEntity": {
    "action": "Create",
    "entityId": "1649087470",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1649087470,\"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": "0xba4c5d35e6fb4d550c382929daf9759345513e2dab6b44552d77a7ba7e77f57f",
    "signature": "0xbd2d69b615ca11a774adc55ddf85a2e1337f507b208adda2bc47b289bc987ccf308afe9fd8fce82092ca4d7e0f8a50552a2e78d328c08169f16bdb3ef62760761c",
    "signer": "0x96C8508FdF955f401b16FF7fA98270FDAc374Cd8",
    "userId": "569202441"
  }
}