{
  "manageEntity": {
    "action": "Update",
    "entityId": "982114212",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieralryfx2fhzghd2z5z37eob4d2uefihszdez3czbxaevdr5c337qjq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1695253719}]}}}",
    "nonce": "0xdf4683401d30a69b051e85fdf9cd6a521c7aa59b7949f93268677f97a3168870",
    "signature": "0xfc983d864039617c6342e9909d7569f29ca9c3d42ecbcba4cc78e365e7b411023cf7129d4df58d2d92ef2e47c6e97cfbf544d313ac50ecef7668d54132bbf1821c",
    "signer": "0x15ea5556dffA2162b82c5Aa96d8bcF804Dba7f70",
    "userId": "982114212"
  }
}