{
  "manageEntity": {
    "action": "Create",
    "entityId": "967598142",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":967598142,\"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": "0x9a199c8cce85d9c37d103965f6e7c07c3451b0040616c001d99cc0d8b7526088",
    "signature": "0xcebe0304edc9d59f4a90737a7a4abd09e984427f8b25500b94c32942307624c86b0385cfc8d2dff0357ee7a0e2697af7f1d3c59f7c21617ab9902096a546afdd1c",
    "signer": "0x080c398120406c91031d077f6cbC8C87625CCA8d",
    "userId": "788053874"
  }
}