given the following requirement:

"""Handle salary types in Job poster API. On the National Vacature Bank platform you will find different types of jobs, from holiday jobs to higher management jobs. Recruiters would like to be able to specify a different type of salary for jobs such as holiday jobs or higher management jobs. To facilitate this Job poster API should be able to handle different salary types suchs as:
Uurtarief
Maandsalaris 
Jaarsalaris"""

research the best way to implement it, perform competitive analysis and write a jira ticket following this template:

"""
Summary:
- A brief summary of the ticket.

Context:
- Describe the problem statement and provide relevant background information.

Acceptance Criteria:
- Clearly define the criteria that must be met for the ticket to be considered complete.

How to Test:
- Specify the steps or procedures to test the implemented feature or fix.

Links:
- Include relevant links to related tickets, documentation, or external resources.

Additional Elements:
- Include any additional sections or elements that enhance the template's effectiveness.

Examples:
- Summary: 'Implement user authentication feature'
  Context: 'Currently, our application does not have any authentication mechanism. We need to implement user authentication to secure user data and restrict access to certain features.'
  Acceptance Criteria: '1. Users should be able to register and login with valid credentials. 2. Once logged in, users should have access to their profile page. 3. Unauthorized users should be redirected to the login page. 4. User authentication should be integrated with our existing database.'
  How to Test: '1. Attempt to register with valid credentials and verify that the user is successfully registered. 2. Login with the registered credentials and verify that the user is redirected to their profile page. 3. Access restricted features without logging in and verify that the user is redirected to the login page. 4. Verify that the user authentication is properly integrated with the existing database.'
"""

Add also a competitive analysis to figure out how competitors implement the same feature.