{
  "manageEntity": {
    "action": "Update",
    "entityId": "68549",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayeeno6pxbwoeubcpukrqbt7uwisr7unikjqx7s3alfj7kg5iekeq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":9843},{\"type\":\"playlist\",\"playlist_id\":12402},{\"type\":\"playlist\",\"playlist_id\":16636},{\"type\":\"playlist\",\"playlist_id\":792437344}]}}}",
    "nonce": "0x3f90cb30a74f208fbb3da9d71bf931a25de20b5191c3412c8f35086033ba8662",
    "signature": "0x70cd712c31fd37945a61ddd281c96f5b623987209d92beb2dcd50b1e42f95bcd7b8e572ae57ab7de312e868c19a3d31b341b4b341166a35159b3a86d8c23af101c",
    "signer": "0xBED419e6638A07F0F8dCF420B1b671273E6607db",
    "userId": "68549"
  }
}