{
  "manageEntity": {
    "action": "Create",
    "entityId": "2002367097",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2002367097,\"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": "0x3a1d6a70de1d2bc5e4a032485484ba9ed89e91d3f25eb79292acaaf6fcad101d",
    "signature": "0x021a1569a5fe7cec86d183bad96c4bfb99bdc85513bbeff1bb1c4d2eab19ccf82ed94f3fbbc3cc46e1524824e2353120a7017f6ae447e0badd935a2467699c1c1c",
    "signer": "0x66d0Af4A6D17aee8eeb3f04953c1736d90B76F09",
    "userId": "593682731"
  }
}