content: {
    "$defs": {
      "PatternEqualsTest": {
        "additionalProperties": false,
        "properties": {
          "WithEquals": {
            "pattern": "foo=bar",
            "type": "string"
          },
          "WithEqualsAndCommas": {
            "pattern": "foo,=bar",
            "type": "string"
          }
        },
        "required": [
          "WithEquals",
          "WithEqualsAndCommas"
        ],
        "type": "object"
      }
    },
    "$id": "https://github.com/invopop/jsonschema/pattern-equals-test",
    "$ref": "#/$defs/PatternEqualsTest",
    "$schema": "https://json-schema.org/draft/2020-12/schema"
  }