{
  "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": "0x53ebdf06dfdab11cb8bd8822f5909355912071a3c2a8e7b73dc804a22b20c8a3",
    "signature": "0x6535f3f0c7f16a35513fd2b8f0ec67c40ce9cbcc6c7db7f1ed7f45649a7499d26dfe12a94852aff02cb557d563d1182ad9f6b459204abab170bc7697e359d53a1c",
    "signer": "0x1fcC2807B9490331673d098a5d5c2EA9B7eD36D7",
    "userId": "696056"
  }
}