{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x094e10b50b71605053e86d75c21405f5c8f2384b702555ce2b049a12a6177ba2",
    "signature": "0x11d7b48ae32aabf4c3a8a8bf57f965d426130867979ed4eb689d585510cfd2961f2c0ff9cec0339ba8c871715b4c45a10166cc9efb26e4fc01039c9845f5b32d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}