{
  "manageEntity": {
    "action": "Create",
    "entityId": "775052428",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":775052428,\"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": "0xe62da31b914eaa61db18af82d93b7501623a90525d795c17e03adf5cf59d11eb",
    "signature": "0x1cfd6cc99a03874c13c3a670432fe5849bee2106279b1bf042c58de78cab72a5778ca95d85bdeb557cc93009656441795cb2dc87689f958e0ad0933b22a151bc1c",
    "signer": "0xeDE6cf2daA6681F46907C46194f3142e0C9ba4c0",
    "userId": "864530018"
  }
}