{
  "manageEntity": {
    "action": "Update",
    "entityId": "932371224",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xcd692712133c244a75424188b6a368aff0b12b93e15335950c3d177590754882",
    "signature": "0x08260ef7efd6a34dd772ca3da96cf23c8cc585fe9f9919b383b403d040560d8e38fe94b9a3944d9bf09b1aea6652e384dfb153858e9b1191e29e72d3226fa7d91c",
    "signer": "0x5D20781E5ea0EC5FfB1b8D8963cdBAB2d4772DA5",
    "userId": "932371224"
  }
}