{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "713270056",
    "entityType": "User",
    "nonce": "0xebef8c7c981079023500d108952c93d29fb5c0e1ca7b8861aa37ce833924e421",
    "signature": "0xcf25ec2653737246e746a622840d6f7ef0c689d870c312eef5782b960dacf7bf0da36342ee87f19adf9963bb651774d20f9dd31ed09f12eba4d8a13d916feb751b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}