{
  "openapi": "3.0.0",
  "info": {
    "title": "Sample API",
    "version": "1.0.0"
  },
  "paths": {
    "/users/{userId}": {
      "get": {
        "summary": "Get a user by ID",
        "parameters": [
          {
            "$ref": "#/components/parameters/UserId"
          }
        ],
        "responses": {
          "200": {
            "description": "A user object",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          },
          "404": {
            "description": "User not found"
          }
        }
      }
    }
  },
  "components": {
    "parameters": {
      "UserId": {
        "name": "userId",
        "in": "path",
        "required": true,
        "schema": {
          "type": "string"
        },
        "description": "The unique identifier of the user"
      }
    },
    "schemas": {
      "User": {
        "type": "object",
        "properties": {
          "id": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string"
          }
        }
      }
    }
  }
}