{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "7531",
    "entityType": "User",
    "nonce": "0x5e211e9e02ae2646e523ef1a7acdd0de25167d09a4ac1219043d24b05c2f8928",
    "signature": "0xf85fe8f847dfb724147e15df20e6ce143bd0f9bc018361b08b6b3f45035c863b5a0f6563afaa830bc3750969febed2c389f469d8e86c2f530fa82c603db1e2081c",
    "signer": "0x182fd837C1acE765D4953bA8d602948d6025afee",
    "userId": "375501"
  }
}