{
  "manageEntity": {
    "action": "Update",
    "entityId": "101320979",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7b6iokoqqocxwhr3nngmz7lvpbgotei7uc3e7hlxbqzzw5vnrs4q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":58445}]}}}",
    "nonce": "0xafe27cd0cc4ccb95ace5804592869875800fc133cffebb38cbfdef88c2965b4d",
    "signature": "0xf8c20b4afb419fcb1a60bdd88526eaf8f227d822aa69af808c892fb9ff73793535387fd13cbd545d93444ff4ac24ef128a7ac6ea5e5ec4d7223a8038015f02ca1b",
    "signer": "0xd27c91E5073819e213c152d276F26E4720610fCC",
    "userId": "101320979"
  }
}