{
  "manageEntity": {
    "action": "Update",
    "entityId": "1363920983",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Nights of C.\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsecz54oreqm6vm3rn5j7uvxq2jaubusd2ymczxq2lvzdhkj4xzxs5y\",\"release_date\":\"2026-04-22T20:40:05.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1776890446,\"metadata_timestamp\":1776890446,\"track_id\":117537011},{\"timestamp\":1776890477,\"metadata_timestamp\":1776890477,\"track_id\":1256100268},{\"timestamp\":1777673075,\"metadata_timestamp\":1777673075,\"track_id\":935053223},{\"timestamp\":0,\"metadata_timestamp\":1792432742,\"track_id\":1389325120}]}}",
    "nonce": "0x84f5a3a0d704dea459f44f70dc730abbfb5347d9fc78c61225750328a4ac21b0",
    "signature": "0xbdda0f4afc61e30494caace78101d311994cbc09e94a6dfe25d64080f9757a9600fb653f8c621362ffbbb89cb38322adc49977d6f69c65d63ad7b54983ea74831b",
    "signer": "0xCb13872bbe79C6eEa00c96380E4dA6D454a576c9",
    "userId": "642343541"
  }
}