{
  "manageEntity": {
    "action": "Update",
    "entityId": "39495480",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x60dc156386c8a6026cc665bb0c5a5bf344b0855d844940e8aa3904243a5adf0c",
    "signature": "0xbd844bfdb9db9fb554c187293b1236c49c640189a5233d8b49da6ad753e5ee870e90f2d52ee45f7df346ba63002b1064f7f24d6f212e360de89bc32137c233301b",
    "signer": "0xf90a555b82071B20579CF4613CEE87e65D866f9b",
    "userId": "39495480"
  }
}