{
  "manageEntity": {
    "action": "Create",
    "entityId": "1433781495",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1433781495,\"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": "0x76e49fffec2fd7b847c1f9315bf698de5b7aee5d0b4a30f423e42e3b9affa632",
    "signature": "0x177ce73a9a37f6205c15f653e6f22bdaddf5e8da76438a7fa12e4c16ebe5693f1c50b2b18592aa85883b4d503ef639347c7db3ed68c19fffec500fb96c529c0f1b",
    "signer": "0xe62fb04C802261ED8A960eDA707cf5636AA369D7",
    "userId": "271471684"
  }
}