{
  "manageEntity": {
    "action": "Update",
    "entityId": "295262314",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieranufmnmqlzkvuf45rv4me7inwfco7mjgmcprklu5l5hu22cy7u4iq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2048951058}]}}}",
    "nonce": "0x6e2d983a0c7c446c61826d947c995a5e20b440a71667ed1a6fcd113554087402",
    "signature": "0xb74351c7db4b93ab1b099dd4f5ccd490d0a2e885a27718d443512b6156d337573ae539ac0ecce74a5a4e63eb49d021750ad632e73cdd573afaafe1c8d17fd5361c",
    "signer": "0x5363b0607E7C66b239911087D29aD810F35A831a",
    "userId": "295262314"
  }
}