{
  "manageEntity": {
    "action": "Create",
    "entityId": "1105861583",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1105861583,\"description\":\"\",\"playlist_name\":\"HardStyle\",\"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": "0x65f7cae424360a4b477106f80e2bcc596d9e79218110e4a11a74a1c91c27dad6",
    "signature": "0x78f90393c9e2a3f37b9acf6d41c7744a47c0f1b4e2302d0d3b882cfc05af533b5c1549e79f5f6f6c9a1c608cece957ac5931cc487326c8b66a40b94dd386c7781b",
    "signer": "0xa94e4C47a5C11B5C0b4EC90e5166c3AF602dA094",
    "userId": "458060869"
  }
}