{
  "manageEntity": {
    "action": "Update",
    "entityId": "696056",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraoby6hta5qkf2iyarilssruphs4ltnjxo3k4woadnbpprxudoheta\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1598388460},{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":139898},{\"type\":\"playlist\",\"playlist_id\":139900},{\"type\":\"playlist\",\"playlist_id\":487744262}]}}}",
    "nonce": "0x56f8a79eeb74b2e5575ca713e1b1c83ebacbbb85c687ad2ab2a5d62c0ca8c84b",
    "signature": "0xfca33142b65816127f0d6eda861247a378e0564ac109b8a0f7bb7dfab8d9152a586b3797b28e580f12dccc7192a2ded5e2c67ff541cf65518e49c26b9c741c651b",
    "signer": "0x1fcC2807B9490331673d098a5d5c2EA9B7eD36D7",
    "userId": "696056"
  }
}