{
  "manageEntity": {
    "action": "Update",
    "entityId": "824978667",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x27722d9464d7af18dd5f967e59e97e602767f780b33a98407e20e00acaad6ab7",
    "signature": "0x45ff0edcd051f22b247c26704f94b8bdfa7f9ce9817e80fe0e80b0cb6bdfa2a334493e3038b296977400facbd37e4c9ae913ab24c3d0517847e05441b92b41631b",
    "signer": "0xA0c86Dd552ECf9E3a1778f48231aB30F3Ac4Df5a",
    "userId": "824978667"
  }
}