{
  "manageEntity": {
    "action": "Update",
    "entityId": "279084195",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraglzxeiv4y7fmsyp6fvtq5dpi4ctfnkmmoqegrznobodofxe4p6ea\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":743920324},{\"type\":\"playlist\",\"playlist_id\":1846936084},{\"type\":\"playlist\",\"playlist_id\":324535283}]}}}",
    "nonce": "0x082baaccff28b83860bebb1b0bd80fdc27870b7047585f66f0df08f8408df379",
    "signature": "0xd35bb87242647a0ac07f81265cf3d7390a99879d85a88132da66a4d8c24d263271d5f97a39e075e6945a5651241f2d9d26d201808b91b18f09551c3b13ec64b61c",
    "signer": "0x47876366ACBb20DaAC408C422AE6f75Af3969470",
    "userId": "279084195"
  }
}