{
  "manageEntity": {
    "action": "Update",
    "entityId": "611862968",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2deaaab54d0c6f1b3475fe271b41d2718c887961b1af3b16c3b8e80523a81d4e",
    "signature": "0xce24dd9d22d95fcbcfc2140350b32dc4cc23d582b120239c695af94d304a8e445cf569d74ff33273740d178ac59c72cf5e18764a0a9c106a092655d6b3046ae71b",
    "signer": "0x801cFd101977829e8D371a77d53FB980b2BA75f4",
    "userId": "611862968"
  }
}