{
  "manageEntity": {
    "action": "Update",
    "entityId": "350957781",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierafm56k3ncobpqscqkwi7u5fdnjjdvmwclskkdz6m2vz3rad35hokq\",\"data\":{\"name\":\"Mikey\",\"handle\":\"gareunagweon\",\"location\":\"Okcheon-gun\",\"events\":{\"is_mobile_user\":true},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1851424531},{\"type\":\"playlist\",\"playlist_id\":1065725673},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x5728573cca7ff342bd11a7d0d5fa87075e17019cc6aa1361789f3def47dbd756",
    "signature": "0x08f8b7034b45cef39d50354a4049fcfa11680d8bcfd63bd13da180e97d3b7d56347457aba8e186ccce84ecc950fbc84cd7430fb1a8e3e2df69506b862ce03cb41b",
    "signer": "0x9742BFcda3E998678A9f313149c705E80899d5c5",
    "userId": "350957781"
  }
}