{
  "manageEntity": {
    "action": "Update",
    "entityId": "218692613",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraysmvtyertaq7upooc5awnvidmzzoxfn3qi6leg4nbxe4loek2pva\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1744553256},{\"type\":\"playlist\",\"playlist_id\":329385357},{\"type\":\"playlist\",\"playlist_id\":645829250},{\"type\":\"playlist\",\"playlist_id\":2117324992},{\"type\":\"playlist\",\"playlist_id\":400389156}]}}}",
    "nonce": "0x6a9394e79625f8f4c54dab26a0d9161cecb12fc119f35a394bc920bd4e0cd28e",
    "signature": "0xb097d5148ea76fca2c299d791d491d2e78b9566c1107c0ca9dfabe3bcbfc1d777d49c9e392e2b223180f01f91242f2a9df5bdee78df9b06c3e4f9ec2d14d5d3c1c",
    "signer": "0x6CDDC7B674Dd0fbE8fB2850B79b97aA2A37Aa071",
    "userId": "218692613"
  }
}