{
  "manageEntity": {
    "action": "Update",
    "entityId": "88714330",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1bdb3bbed9d97193d928332c6f247a8eb46a380e4392bf0ba753a00d4e596e32",
    "signature": "0xdfe662a7a8b0c8b681b5ebe9b7ab8789698845e30fa524680cfbd2b8f5c38df3260c9ac25c0f8384fe54effa2ef0e6d05fd2d61ae564408dc77e820b9bcf3a3b1c",
    "signer": "0xAd7D37EF905e6eD9FfDc7aF8e2114d4515D86e1F",
    "userId": "88714330"
  }
}