{
  "manageEntity": {
    "action": "Create",
    "entityId": "1242904986",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1242904986,\"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": "0xa9630ff2837929b946f84aed0e94b1942c03da007f62526ce7f5823c28f1f584",
    "signature": "0x9f21a5fa0a8d55c401286daff449501b6bf7675804fae78bd5bc466c850622a802d6882b13beaad1820aea4131ce5862a0690a4f4962b4c119e125eb5f0243fe1b",
    "signer": "0x82B0Dff3811DBDE540BaAd94Dbc094d56df90dC9",
    "userId": "191223763"
  }
}