{
  "manageEntity": {
    "action": "Create",
    "entityId": "2022693030",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2022693030,\"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": "0xd519ceb3644c9c3073578dec831e6639ad2fc5f494ed50aaaac1a4da506ffda7",
    "signature": "0x5d41acda84603449da729c2378a455c7db6282540ab4a5005e6d9562e5244c1554d3dbf7e8bcf267b60bf805c961d0041cdf797a8aeb4c13cde8e7dcf2757fb41b",
    "signer": "0x4aa5a207F36Ff1E12cbEfB5ef08bb83F8bF21F68",
    "userId": "562613548"
  }
}