{
  "manageEntity": {
    "action": "Update",
    "entityId": "70930509",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x095eba3a2284bafdb82167c65eb9111e1190da2a6b96d9bde6307a81a29826a4",
    "signature": "0xbd2b1dfd83c0c234b7087e4886aaa21abfb24f620d643f9deefed5427ce081192c69eb1746b893f7d978e142c1b46d469b62e66751576ed91ec0d77c0c1231cb1b",
    "signer": "0x13492180B034a916B18f12a00B63e2CADEf7A3cA",
    "userId": "70930509"
  }
}