{
  "manageEntity": {
    "action": "Update",
    "entityId": "1319861065",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"\",\"playlist_name\":\"yeah\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqsebzbnwcsxqmsjoa26z4gmyecavwbbre3mtwdwpc6ekunjbm557epe\",\"release_date\":\"2026-05-17T11:19:17.000Z\",\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":0,\"metadata_timestamp\":1779016955,\"track_id\":538246289}]}}",
    "nonce": "0x2ca93fc6699df8f58a29db0067c3abc95a8d5ea6d39aef9414252610ef72d1ba",
    "signature": "0x21bdb7912193caa1b202546d6374f1a71516c438e14baefd0b0e17c893d5dc7d70696877b2268669def2b9722695a6a4c41f0e8e6b505a0d33807b2948c0c5131b",
    "signer": "0x8D9fF7c77B40B31De4f985c6a8fE761A42f8C413",
    "userId": "940795349"
  }
}