{
  "manageEntity": {
    "action": "Update",
    "entityId": "214272011",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieras3osudntbelilpdygqlwhxwaz5oxasxedd6ndabcgyyllyueka6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2027297909},{\"type\":\"playlist\",\"playlist_id\":40970}]}}}",
    "nonce": "0x08fa9bd9b12e1b8e9345e8d52f6f9bb311f288d91d3e42a4aab43029c2d3a435",
    "signature": "0x30134d2b5b5f0d7dc32ef5db9c6452290f529a02ccafefc2927559b3d3b3fd884b26ea53fdf4e9b923026c07b92940aa62bf72797f087cbd5e9547cf124288931b",
    "signer": "0xaF02e0F2390918B3370d290345dB893aF82B769B",
    "userId": "214272011"
  }
}