{
  "manageEntity": {
    "action": "Update",
    "entityId": "1969556680",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"\",\"release_date\":\"2026-04-27T21:24:00.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x1ef011194da4071198bb789f23684ea780c3343b1f43de098bc6b108c177d55b",
    "signature": "0x2e1a0187c95ae2cfbab03953598f934dd0fc28e724b97f4ced36a838d6e5a1ac0205003c862136d9802e2d0141a491fb268ab31888d31d79168ec50909a0c9e21b",
    "signer": "0xe1a52F892CdFA6BeF0b10F2c618F838f070B9cF2",
    "userId": "324614320"
  }
}