{
  "manageEntity": {
    "action": "Update",
    "entityId": "48052618",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x27933d16d3949b4177971bd6bee8686b715db9384e83c44ac7e407fc0aadaf4b",
    "signature": "0x72fac9f24774a28d3cfaff7cd313571800b75558f28152303912ab6d2ae61131402faded593d5d5ff1c275a17b9b1aa89b7a6ffd3aa8481f02086afce42734811c",
    "signer": "0xC07bCa19c00692a7AddDb26a6795D9A7F8bd4715",
    "userId": "48052618"
  }
}