{
  "manageEntity": {
    "action": "Create",
    "entityId": "156438426",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":156438426,\"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": "0x6cf837dcf745ceee58d5fdd68c4f7a5224827695402ac0fd393cb7fecdfd3053",
    "signature": "0x3e0c9f0d239517d0528ba075f4693adaf9913b9a2ff90fde7f03b90c6d486016244c86fb89ed8a512a9cffaf5152d889eb846005849ae69cc1aed86bb6fcb2411c",
    "signer": "0x5bc479F1463b3EDB6c4465E7E72f8E42bD124fc5",
    "userId": "205695956"
  }
}