{
  "manageEntity": {
    "action": "Update",
    "entityId": "133112025",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xaa133dd299d2bbb5e6f10c352d5afa5979fd22204990d07db3d2b5337c57573d",
    "signature": "0x1a63c1db39d8f6bdb11a06227d076e8cc1e2db50100a8cb13d0934f21be993fd216ebeabe10999298c7225dbddc94b2803ceba8fd54670ead0ca24967153c2491c",
    "signer": "0xA2A9b6108baC0C9A23bD21da86Bd3234f5554C88",
    "userId": "133112025"
  }
}