{
  "manageEntity": {
    "action": "Update",
    "entityId": "1819900399",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Night Echoes\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebcz2dus5kutrgadgyv43ploilnjqxidxebhjppyomh7n75gp33ns\",\"release_date\":\"2026-05-15T18:56:31.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1778872112,\"metadata_timestamp\":1778872112,\"track_id\":1969925579},{\"timestamp\":1778872100,\"metadata_timestamp\":1778872100,\"track_id\":1516967915},{\"timestamp\":1778908307,\"metadata_timestamp\":1778908307,\"track_id\":311397314},{\"timestamp\":1778908287,\"metadata_timestamp\":1778908287,\"track_id\":676258467},{\"timestamp\":1778872122,\"metadata_timestamp\":1778872122,\"track_id\":1569902401},{\"timestamp\":1778910307,\"metadata_timestamp\":1778910307,\"track_id\":223777044},{\"timestamp\":1778872238,\"metadata_timestamp\":1778872238,\"track_id\":2090922903},{\"timestamp\":1778939581,\"metadata_timestamp\":1778939581,\"track_id\":381723124},{\"timestamp\":0,\"metadata_timestamp\":1779013881,\"track_id\":1399653669}]}}",
    "nonce": "0x102e45c9357071d35317eb8fa5f4e21500a256ecdb9b287b031cb4f3f49b1e1b",
    "signature": "0x497369c44fd0e015dba1e0f0f33396b7ae8831d72851e27717e9906f6cc2ea9d5110766351f6d7fa1deb7f0f9b99048a6b1852ac25c6450873f6d0615f3b0da41c",
    "signer": "0xdfcc4d06D5B8A0AF1AF77B1Ec434e5F50B625a75",
    "userId": "620921422"
  }
}