And here are the corrected categories
{
"method": "cmdb.object.create",
"params": {
"categories": {
"C__CATS__PERSON_LOGIN": [
{
"disable_login": 1,
"username": "logonname"
}
],
"C__CATS__PERSON_MASTER": [
{
"assigned_organization": 31,
"phone_company": "+049 3641 111 111",
"mail_address": "firstname.lastname@domain.com",
"last_name": "lastname",
"first_name": "firstname"
}
]
},
"title": "firstname lastname",
"apikey": "apikey",
"type": "C__OBJTYPE__PERSON"
},
"id": 343653293,
"jsonrpc": "2.0"
}
You can find the Constants here -> https://kb.i-doit.com/en/i-doit-pro-add-ons/api/index.html#attribute-documentation
