We can create JIRA Ticket using POST method in API. Any web service platform can consume the below URL and create issue.

Host : JIRA Website (https://spssweb1.atlassian.net)

Endpoint: host/rest/api/2/issue

header: ‘Content-Type: application/json’

Credentials: https://snowexpertrohit.com/jira/create-basic-creadetials-in-jira/

Body:

{
        "project" :
        {
            "key": "AB"
        },
        "summary": "TEST TICKET TO JIRA",
        "description": "Creating an issue as an example",
        "issuetype":{
            "name":"TASK"
        },
        "customfield_12279":{
            "value":"test"
        },
        "customfield_12272" : "This is the mySummary Summary"
        }
}