macro_error_context_for_pipeline_scm.yaml:17:3: In project 'sample-project'
    - project:
      ^
macro_error_context_for_pipeline_scm.yaml:20:9: Defined here
          - sample-job
            ^
macro_error_context_for_pipeline_scm.yaml:9:3: In job template 'sample-job'
    - job-template:
      ^
macro_error_context_for_pipeline_scm.yaml:14:9: While expanding scm macro call 'sample-scm'
          - sample-scm:
            ^
macro_error_context_for_pipeline_scm.yaml:3:3: While expanding scm macro 'sample-scm'
    - scm:
      ^
macro_error_context_for_pipeline_scm.yaml:7:15: While formatting string '{missing_parameter}': Missing parameter: 'missing_parameter'
            url: '{missing_parameter}'
                  ^