{
  "manageEntity": {
    "action": "Create",
    "entityId": "1845130042",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1845130042,\"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": "0xfb0752eb7e84d3832fc4cc685b4e860148517c59921ac0b3eb5156e408cac52c",
    "signature": "0x0a6287524e4e53f02002b4231f3de365795be09f74b0ec98feaa103aa63ed5cc2bcde655b9bbf006ad1f141ed53bc4eea9dce81522b021a084ec8289ae4440591b",
    "signer": "0x33B2f371AaBa21C9d618d9Da879086C6cF70E307",
    "userId": "501355487"
  }
}