{
  "manageEntity": {
    "action": "Create",
    "entityId": "127472074",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":127472074,\"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": "0x057ebf8236e4551d3e3cba295355397d1b2ed0286edccbd1456a07ed2bced943",
    "signature": "0xdde4ee6781ab015a157dc03bdd26b24eb9f42143dd61cb8be286a833eaac2aca1e68ec121c7688b42cdf2b7fab3c01581b7424239c61a4a60fb15ac881b2d8071c",
    "signer": "0x9C307310C822c2d438839E226B07f6D92B6BD560",
    "userId": "229563015"
  }
}