{
  "manageEntity": {
    "action": "Update",
    "entityId": "321278756",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"LET IT BEGIN\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsecl6gnsi2hgztx2jnhwc64ifbntnocy5w3in6ank3cfxlzldq275k\",\"release_date\":\"2026-04-08T08:13:13.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1775636030,\"metadata_timestamp\":1775636029,\"track_id\":1934161344},{\"timestamp\":0,\"metadata_timestamp\":1775636042,\"track_id\":411510329}]}}",
    "nonce": "0xb8ae5a6e7bdf92b000e7bde27580cb5e7f70df3b891bd02c1adc282a00dc3118",
    "signature": "0xec278563f76fca01e5ca82b811c41d4f45ed504cd0b6f6b9bfe221328161b2ca63287d10750d0801b438cfbb3e96b311ea4f139b1987eb32ef780dd431ed08b81b",
    "signer": "0xe62fb04C802261ED8A960eDA707cf5636AA369D7",
    "userId": "271471684"
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}