{
  "manageEntity": {
    "action": "Update",
    "entityId": "925764851",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x547acccfb8a75b47c74198bfd67de43e6918f9b22159c5261d8c69f162a7728d",
    "signature": "0x17d919867b9277363d9d10e7f66b8ac8bcb789d0a68fa1919ff66f7c21a538ac1a9ad6a181f48aa04233a16ae6cd9cbe7d7a49f1e3c09a9e37f2c0280b49b6271c",
    "signer": "0xc744b00D2d79D452D6C0FB60b92ed9e78AD4f1b8",
    "userId": "925764851"
  }
}