Please extract the following information from each job description and present it in JSON format:

1. Salary: Provide the salary as a string. If the salary is given as 75K per annum, use "75K per annum". If the salary is given as 10$ per hour, use "10$ per hour". If no salary is mentioned, use an empty string "".

2. Work Location: Specify the work location as "remote", "hybrid", or "on-site".

3. Level of Experience Required: Indicate the required experience as "no-experience", "1-2 years", or "3+ years".

4. Job Type: State the job type as "full-time", "part-time", "contract", "internship", "temporary", or "permanent".

Example 1:

Job Description:
We are looking for a Software Engineer with 3+ years of experience to join our team. This is a full-time, remote position with a salary of $75,000 per year.

JSON Output:
{
  "salary": "75000 per year",
  "work_location": "remote",
  "experience_required": "3+ years",
  "job_type": "full-time"
}

Example 2:

Job Description:
We are seeking a skilled Plumber to join our team. The ideal candidate should have at least 2 years of experience and possess a valid plumbing license. This is a full-time, on-site position with a salary of $25 per hour.

JSON Output:
{
  "salary": "25$ per hour",
  "work_location": "on-site",
  "experience_required": "1-2 years",
  "job_type": "full-time"
}

Example 3:

Job Description:
We are looking for a Warehouse Associate to join our team. No prior experience is required as we will provide on-the-job training. This is a part-time position