{
  "manageEntity": {
    "action": "Create",
    "entityId": "1921911307",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1921911307,\"description\":\"\",\"playlist_name\":\"Envidioso\",\"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\":[{\"timestamp\":1776927163,\"metadata_timestamp\":1776927163,\"track_id\":991033}]}}",
    "nonce": "0x8ae5f45d36c15d36b39ad8240fbc50aa4b7fe3e4aa1f18418b525ac23e60af84",
    "signature": "0xf7aca679b14c9691e3c65a77bc7f61302f4db96faf907e8a5baebe1b9695d3bd74bc09e55fc7dbb081e7f95c602e658b5aac1da9e3196ae3bf6fbf3fef2391231b",
    "signer": "0x999a2d6dF0E949e312bA4b5f742dce1a49AbbB64",
    "userId": "805261"
  }
}