{
  "manageEntity": {
    "action": "Create",
    "entityId": "2053445023",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":2053445023,\"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": "0x3252e3db155d51dbae02e264a897ceb97035354341e16478978061cfe5826318",
    "signature": "0x3ca685c44b8c379524caa17251d729223852794190ab5d5d496f91c63c02b6da5c2eb84972ae9b69aa1422a6f9e398f2246edfe72019848907805625b74437301b",
    "signer": "0xEB3e2a1B0da8c3460277D5183B02cE4da3b8a182",
    "userId": "345019959"
  }
}