{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "357897",
    "entityType": "User",
    "nonce": "0xc75d2d63e1cb864f0700c67dc840c9cecec558ad32329007b1bd6202c9a584ad",
    "signature": "0xf71998a26bbc3a0cd422bfa23d55c95316773e4537fbf4a724f1f45351bed40e4860b370e126fef8975b0442f50b36059b360e38e0bcc14f2cee5225a4541a401b",
    "signer": "0xD183DdcAb93fd06277e2386f1D93E3834CB7b480",
    "userId": "218373883"
  }
}