{
  "manageEntity": {
    "action": "Update",
    "entityId": "265134730",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierarq7myimjsnyzu4gx2rceqoo2o4mpeubfet3rcm4x4fg4ykpnrria\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":458928118},{\"type\":\"playlist\",\"playlist_id\":796097089}]}}}",
    "nonce": "0xbeee1a49f47ef26847697627f9edf3b17b480ccee2df30284174b106fe0cbf51",
    "signature": "0x8a8da3dcde2c9d7f7dc6862266dbf780ad1310ff2a2855995d669aa60d8fa2a87ea98025ba2c25cc1f82c1332c1c91abfc981306b96b20be6ec2fbf0b40a0be41c",
    "signer": "0x27686c69c3E5E4BE1014e8b5880ffD7BA8713dDa",
    "userId": "265134730"
  }
}