{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112533",
    "entityType": "User",
    "nonce": "0xffe1f6f971e8ba0cf0c0c8399a20c38b68a49acb9c5e9cbcf6485a10b2b5a398",
    "signature": "0xaa24f3aceadb7096b915009d538e9917bdbb7d9629d03a1bbc9de33d57c66cef5eb24debab76ecd15048ab46d213434aec05c4fa418b7e91a51680ccfcb7ac1d1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}