{
  "manageEntity": {
    "action": "Update",
    "entityId": "368206296",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf15e354404a0337c35ff57cef69135e189ee53629e84ad11c1aabc47665d574b",
    "signature": "0x225ce89dbc67f88887e605780ee2aca4eec527423cc6f2ca8b4c230f6f4650373ea577d4d7cfb8ae0781e9d811cf6542f778e353256c52286a52582a782ef8281c",
    "signer": "0xfE801C5b4e32F07b4238F0B697f7D389f2A8f928",
    "userId": "368206296"
  }
}