{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "801898123",
    "entityType": "User",
    "nonce": "0x8ade6968c1e37e2ab6e812671e89f2993469a1249193fecd28ff9d147d4ee58a",
    "signature": "0x23bfeaccf20a53b991c458ae450644adcf1740825a64c62e8e32b86bbedf3649775b03f7f6856a6990cf10ee90cacf6e38df729b47ddfd2886b50459d9d5ad771b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}