openapi-query-parameter-json.yml

  /api/bla:
    get:
      operationId: some_operation
      parameters:
        - name: param_name
          required: true
          in: query
          schema:
            $ref: '#/components/schemas/SomeModel'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SomeModel'
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SomeOtherModel'
      tags:
        - SomeTag