{
  "manageEntity": {
    "action": "Update",
    "entityId": "593277027",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera36ovncsbo6ohxrj6zrstfkdld45hr4gacovrcmo5o5qv75qrtpxq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":922628040}]}}}",
    "nonce": "0xe30cc0420567735560a6fe9854efec4d87cf3f2ef159b3861d8e2e122297a608",
    "signature": "0xecc39d6e60c79ab26d053d69f3f27e005895e04a3d911d5f01e0e5f2bcbaa4906663745aebf27d379b54243744332fe6b43ffe54ea64a5df274fe36a1674566c1b",
    "signer": "0x2686ff6e0A5a1287E9A0B544C91D0f476621Ddc1",
    "userId": "593277027"
  }
}