Web items cannot be directly created, updated or deleted via the Zabbix API.

    Item preprocessing

    The item preprocessing object has the following properties.

    1 integer or floating-point number
    2 string
    3 regular expression
    4 JSONPath or XML XPath
    5 positive integer (with support of time suffixes, e.g. 30s, 1m, 2h, 1d)
    6 user macro
    7 Prometheus pattern following the syntax: <metric name>{<label name>=“<label value>”, …} == <value>. Each Prometheus pattern component (metric, label name, label value and metric value) can be user macro.
    8 Prometheus output following the syntax: .