{
  "manageEntity": {
    "action": "Create",
    "entityId": "19524762",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":19524762,\"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": "0x5f930baab744d979b0812ba02650013daa1a50ddf6c8507a61efd6e1a086eaa9",
    "signature": "0xf0a2ffc68ddfb996bff77f1a4bcce23301dbb0959d5e566dfeed6e12df0077473159abd0a75932c891832b50400601092e2b1d8e5d1613e6045f48a10ff9a10f1b",
    "signer": "0x17845aef960242edbb56cB5bf80280b9707BFB7a",
    "userId": "65765134"
  }
}