simple webservice?

Hello,

I want to show the follwing at my website. How should the code look like that I put on my WP page?

Webservice
accessavailability:
https://portal.pocos.nl:8443/accessavailability

Parameters
payload JSONobject:
{
“postalCode”: {
“value”: “5653LC”
},
“number”: {
“value”: “9”
},
“numberAdditional”:
{
“value”:”c”
}
}
The parameter numberAdditional is optional.

Results
Exampleresults with results:
{
“address”:
{
“postalCode”: “5653LC”,
“number”: “9”,
“numberAddition”: “c”,
“street”: “CROY”,
“residence”: “EINDHOVEN”,
“latitude”: “51.431719596652”,
“longitude”: “5.493932117236”
},
“availability”:
[
{
“supplier”: “KPN WBA”,
“portfolio”: “BITSTREAM”,
“technology”: “ADSL2+_ISDN”,
“product”: “12.0 Mbps / 1.0 Mbps”
},
{
“supplier”: “KPN WEAS”,
“portfolio”: “WEAS”,
“technology”: “Copper”,
“product”: “20 Mbps”
},
},
“supplier”: “TELE2”,
“portfolio”: “Tele2”,
“technology”: “Extended Ethernet 4 pair”,
“product”: “20.0 Mbps, afstand 1055m”
},
},
“supplier”: “Eurofiber”,
“portfolio”: “Fiber”,
“technology”: “Fiber”,
“product”: “1000 Mbps, afstand 62m”
},
},
“supplier”: “Overige”,
“portfolio”: “Glasvezel Eindhoven”,
“technology”: “Fiber”,
“product”: “1000 Mbps”
}
],
unavailableChecks: [
“KPN WEAS”,
“KPN WBA”
],
“exitCode”: 0
}
Exampleresults without results:
{
“availability”: [],
“exitCode”: 1
}
Exampleresults with faultresults:
{
“exitCode”: 2,
“message”: “An unexpected error occurred. Notification sent to ACME servicedesk (servicedesk@acme)}

https://ww.wp.xz.cn/plugins/json-content-importer/