{
  "manageEntity": {
    "action": "Update",
    "entityId": "1898868",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera4d3v5ouafg2b7szj3yo7jpy4njxwlueqsi7wwujpo5v4uqhha4aq\",\"data\":{\"name\":\"sonopictorial\",\"handle\":\"sonopictorial\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdd58a9d3762b5d0d13ed16c5fd26851b8b002b7e8be9312ff9c8d3589b4b5069",
    "signature": "0x511aa5fcce35d3c330ff4469963f421ef83e255845b2a11db5205fc5549714455cbae0274e6986e32503cf59d0f5703f7a76c179062c080250e2b20791ca74751b",
    "signer": "0x99BaA44b91a10Fa5Bdd219f514DE1Ccf28145fc8",
    "userId": "1898868"
  }
}