{
  "manageEntity": {
    "action": "Create",
    "entityId": "1717984720",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1717984720,\"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": "0x75f71a03b66e790500bef80e951082d9e6f0ce849d9d8bd671bc9acc081a71d5",
    "signature": "0x5b4bf56ef5098829427a11d65eaa4e828072dd4a90e652a83cad32baff68a05136a42ae4da8c5885c5b477b4423e0777a4999338fc61783a80e42d6aead2a45b1c",
    "signer": "0x94B05A2869F149434E13502d49Ff9B355A3C376a",
    "userId": "416710614"
  }
}