{
  "manageEntity": {
    "action": "Create",
    "entityId": "1787436054",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1787436054,\"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": "0x75e9379115753f0b4b41410a3360b1e960c686e50dd5e1376026b77725872152",
    "signature": "0x0bc5b3d1f26b0b0a6f97b972c76e9ac106e33c8ec97f46f5d459ecc6c814fc010ff2dd9c9dc8ab314c5e8d3cea91555d93de0b7902b8ce05842155ae61a76c981b",
    "signer": "0x14e861213c177069eC5926e5257A6cf9E6Cb309a",
    "userId": "905949957"
  }
}