Hi! Yes, you can do it! Here's an example:
Note that it is mandatory to set "Type": "None", set the ID for the skill (field "ID (for None)") - it must be unique, and set the permission in the stages settings
{
"Enabled": true,
"Permission": "",
"Type": "None",
"ID (for None)": 1,
"Image": "ChangeMe",
"Title": "ChangeMe",
"Description": "ChangeMe",
"Shortname": "",
"Stages": {
"1": {
"Cost": 30.0,
"Value [metabolism - value, for everyone else %]": 0.0,
"Value 2": 0.0,
"Commands": [],
"Groups": [],
"Permissions": [
"backpacks.size.6"
],
"Required skill stages": []
},
"2": {
"Cost": 80.0,
"Value [metabolism - value, for everyone else %]": 0.0,
"Value 2": 0.0,
"Commands": [],
"Groups": [],
"Permissions": [
"backpacks.size.10"
],
"Required skill stages": []
},
"3": {
"Cost": 120.0,
"Value [metabolism - value, for everyone else %]": 0.0,
"Value 2": 0.0,
"Commands": [],
"Groups": [],
"Permissions": [
"backpacks.size.12"
],
"Required skill stages": []
}
}
},