{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xdc6e1b1c6d5be40da55d77de328eab84a8c17128ab9db310673abeb085fd3753",
    "signature": "0x0e5b1a14843494f9287f736c21d9798a14288798a09af213412b3c1a47b15923258229df00dff7f44450e7e93557f27525579c1d70550ae061239e596e386a9a1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}