{
  "manageEntity": {
    "action": "Create",
    "entityId": "1335789872",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1335789872,\"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": "0xd55f51175f66314bdcec602f7a0007f4eed888b225def1df877fcab423c72222",
    "signature": "0x07bad952283d909546b37477adc518e700c66bd4b5dfbe466fb1f018c516fb0b333a549fdb8d61eb5a4940ade954fb67a8f41754474a7998f1fa13e4184f20241b",
    "signer": "0x3E66fE43DC32E3c2E8c829191062DEa805f5c29E",
    "userId": "36816786"
  }
}