{
  "manageEntity": {
    "action": "Update",
    "entityId": "304451196",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"description\":\"This playlist will feature music i think you would love  but arent expose to.\",\"playlist_name\":\"Music you should know.\",\"is_private\":true,\"playlist_image_sizes_multihash\":\"baeaaaiqseblggcuafwsqlpbpx5qbexuvxhdlf6yujmvuqqamxsezxpybqo46k\",\"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\":1780157002,\"track_id\":488673},{\"timestamp\":0,\"metadata_timestamp\":1780157007,\"track_id\":582862137}]}}",
    "nonce": "0x1e65b701735d5696833e03a4d9f527ca7517d4405f5af288198068880a2ed9df",
    "signature": "0x9ab3e956cc666119962162de018890707c6f48b01dc1a825fc72accbe169082727af2817c28cc32b34a212f36085212e2f9269e09f759e3f0b1167ef88e9d6e11c",
    "signer": "0x187e187e9270c0Fea9497Fd7df2Ce47BE561E250",
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}