Add logic for advanced header & payload setting

[AnnaBilo]

User Story

1. As a user
2. I want to be able to apply schemas to the header & payload
3. So that I can reduce the view to relevant results and validate the header/payload structure

Acceptance Criteria

• add/finish logic for payload advanced setting
• add logic for header advanced setting (schema)

Definition of Done

• Code has been tested
• Optional Logging has been added
• No errors (syntax, unit tests, etc.)
• Peer reviewed by at least one additional person
• Acceptance criteria met
• The code was merged into the main branch via pull request