{
  "manageEntity": {
    "action": "Update",
    "entityId": "625964819",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera2jltzoekwr4kcmvkpjvua2v53dga373j3r4v37u5yvelat3j6u3a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":566573420},{\"type\":\"playlist\",\"playlist_id\":1568364598},{\"type\":\"playlist\",\"playlist_id\":2139063822},{\"type\":\"playlist\",\"playlist_id\":1185234988},{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1105990007},{\"type\":\"playlist\",\"playlist_id\":317118271},{\"type\":\"playlist\",\"playlist_id\":1487970186}]}}}",
    "nonce": "0x33d50c816de940289ca0952b4105fab585ee6160ecb8a41f0095fb414c0b0b8e",
    "signature": "0x120e216cec3a0e9e07f0231ce124f5512887a6a3dd9dd1917337030139a714a00023d5f63f54bd64b2d820ab283510283ca28e53ed4ec6a34cdd1011143c660e1c",
    "signer": "0x8c7c389A47D5B4f7029b10b78a735228d8d0a4BA",
    "userId": "625964819"
  }
}