{
  "manageEntity": {
    "action": "Update",
    "entityId": "230796408",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieragjor26mll6noppxd2mo2w3ysy4flj5oj2un4tdl377u5neigk3la\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":62190},{\"type\":\"playlist\",\"playlist_id\":82521}]}}}",
    "nonce": "0x879efe46c20aafaea94166a251a37ccb91595d59d05c606256f7fe0acbc4cf95",
    "signature": "0x72138573e255add1e461076bec44f1145f9d3ce3bc3376a6dcd7a3bbb34444d66b36f501eb4ff1ab03b3397761a06018c87b64e8cc3cff24463d88c9f9d525781b",
    "signer": "0x0946c54D7Bd95A069DD100F93Ec74b01b6023523",
    "userId": "230796408"
  }
}