{
  "manageEntity": {
    "action": "Update",
    "entityId": "1469601044",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"Modern and Classic Metal Tracks\",\"is_private\":true,\"cover_art_cid\":\"01KQD2VB5C4B8ZBY8NV9PSJCF3\",\"release_date\":\"2026-04-29T16:52:03.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"parental_warning_type\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1777482163,\"track_id\":1422041329},{\"timestamp\":0,\"metadata_timestamp\":1777482560,\"track_id\":1726476209},{\"timestamp\":0,\"metadata_timestamp\":1777482590,\"track_id\":1190233729},{\"timestamp\":0,\"metadata_timestamp\":1777482608,\"track_id\":474813828},{\"timestamp\":0,\"metadata_timestamp\":1777482614,\"track_id\":148518457},{\"timestamp\":0,\"metadata_timestamp\":1777482660,\"track_id\":2026358184}]}}",
    "nonce": "0xae3301ae0d76022486275e8f5fbf7bc56613164082a38a1760e28a1bf6b42834",
    "signature": "0x0fb05bcdc88aeb9a811aae5d8fcb74eb25c7fecb69a86ff2741a4312751b70806c9c6f13c502d9d95dca977772bddb258f311f435266a65b13025832c776d8701c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}