{
  "manageEntity": {
    "action": "Update",
    "entityId": "132339661",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd71cfdab63fd3a49fa2b0c02a8c7ece9c54426bed63e39046c63dd3f4f5b0f7e",
    "signature": "0xd927198de93f6fc96f7ee42603c9eb3efbb1794979419844acc16ec3d1922c4d7ea37b524ac8718c05cad7007d6054d86324ba30bec4b9a6f99f634b398e69a71b",
    "signer": "0xD2F2E85916598FFb221B3d399A164cD39bd24DD7",
    "userId": "132339661"
  }
}