{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80682",
    "entityType": "User",
    "nonce": "0x53d06ad6993f7ccc600ed4e23c398790e269d27578463cb3390d4c5cd9ae9152",
    "signature": "0xb388c07f85bb1b1eaf3ff46c109c0bdea3ac529730b675bb0447441943e5e1851e2ee4419c21ba7190de35313714b6386b559ad200e3ab7cb8cb562f399bc8da1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}