{
  "manageEntity": {
    "action": "Create",
    "entityId": "1181547984",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1181547984,\"description\":\"\",\"playlist_name\":\"605 Микрорайон - Пустые дворы\",\"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\":1781350695,\"metadata_timestamp\":1781350695,\"track_id\":402784128}]}}",
    "nonce": "0xc7302fb750a3204d79744781bc9c216f38c2e53efb160465cbf3a62c39e0b72f",
    "signature": "0x042d15aca6cc7345c8b10aa5971c9ff5232cbbfc30c20323c9e6bb17cd7c8c4855f4fb39221be7bc0592073adfea6b276883451cd6b5b24416c38a67608e858a1c",
    "signer": "0x9DdE377c723409FF26023CF1B05dDc885a25BfbD",
    "userId": "672133271"
  }
}