{
  "manageEntity": {
    "action": "Update",
    "entityId": "1415220587",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"HIPHOP\",\"is_private\":false,\"playlist_image_sizes_multihash\":\"baeaaaiqsearhdpenc3rssy4rjmmpkcb7eftsnsuwe2mngfb5lcfbrvobmcjac\",\"release_date\":\"2026-06-01T03:31:25.000Z\",\"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\":1780284727,\"track_id\":1790892369},{\"timestamp\":0,\"metadata_timestamp\":1780286160,\"track_id\":831277241}]}}",
    "nonce": "0x8fb343bc1f3c1f616a363e1ce626b1f559a056ec2f51285fc1844f6916c00fe5",
    "signature": "0xbcb1fe1fcfe7c8e00570b2790d0a0134bae38400461e73251839f693fce46dea42aee01d3004c0c578609c1c52fbda4aad8f75f53187cd94b06939684adfd7551c",
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    "userId": "906777159"
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}