{
  "manageEntity": {
    "action": "Create",
    "entityId": "1501065464",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1501065464,\"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": "0x675ceef107258121a1a6ebb84cc259ba59ef006143aead145b986434ece5c877",
    "signature": "0x9570b09aeb2131d03905c2186088b94b4a89ff2109504368e17907d61e5879675670a0f72ff8b0188790afa9bafbe8c2ef1bd21c209347cf800964ddf13c25a41c",
    "signer": "0x06BF6Cb60103a7c73b4F4d0BD2e6eA91354A137e",
    "userId": "909100344"
  }
}