{
  "manageEntity": {
    "action": "Create",
    "entityId": "1061981970",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1061981970,\"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": "0x6b9bf424e03e941801520bd854346aea492a60ff2a3d9a4f2fd3e39e3df19cce",
    "signature": "0x6d812a183fc79a15b9eb93dda4c29d15c8e94a58dc2686fa0a73c46572a3ced60dd3af9f0c33a39e1a0e9396366c391365ae31474a4fcabf34a2a1ad9d938ec81c",
    "signer": "0x0D118a31B964e68f3E82481bC1aeb97846819006",
    "userId": "219206868"
  }
}