{
  "manageEntity": {
    "action": "Update",
    "entityId": "1842718991",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Morning\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsed5qjrp3tiktrjqannrucuc2maqodtlafmjka2wamsuhpkpgm4jkm\",\"release_date\":\"2026-05-19T22:52:36.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":true,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1779231191,\"track_id\":100347866},{\"timestamp\":0,\"metadata_timestamp\":1779231197,\"track_id\":173465054},{\"timestamp\":0,\"metadata_timestamp\":1779231201,\"track_id\":504971270},{\"timestamp\":0,\"metadata_timestamp\":1779231205,\"track_id\":746344337},{\"timestamp\":0,\"metadata_timestamp\":1779231209,\"track_id\":943534034}]}}",
    "nonce": "0x8187e750eb89111a69ef3b779e10a8db33fad952e6a59a75e924fd739980d6be",
    "signature": "0xc4d77c9e948245df04bfd9df42b0bc0b10a3d2388a288216364aa6cbee3fa52015d701bb47391583884d442d2ab6f022f38c3814d72f49ac69162fa0f4f2c3db1c",
    "signer": "0x4489275EDE3B5561263a21082691c922E2c3d2f3",
    "userId": "537522818"
  }
}