{
  "manageEntity": {
    "action": "Update",
    "entityId": "1126518777",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"favorite songs\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseawyau6gikkeidxhaeqkbxr4eqo2khl7vkvu6sezboozccarydcc2\",\"release_date\":\"2026-10-20T10:31:46.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1792492297,\"metadata_timestamp\":0,\"track_id\":1128581876},{\"timestamp\":0,\"metadata_timestamp\":1792495136,\"track_id\":44126},{\"timestamp\":0,\"metadata_timestamp\":1792495141,\"track_id\":19613}]}}",
    "nonce": "0xc5f13c6bcf1640fc0e4500a4fe921584e91277d269a11a16e94643e09d557006",
    "signature": "0xf9066ecc386d23a172e4a1199b5c390f0245558876deacac7ce1c65bbce76af466631b22673e773d5dbf584d952dea02db7b8ff2ada3ce8b12b57b1bd591900c1c",
    "signer": "0x7315e02d352D97bee742C3B3D87F3277D05bA410",
    "userId": "909822926"
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}