fixed: tracing working

[paulgrav]

This fixes the fact that tracing wasn’t being json serialized and it was adding the tracing fields to a tracing field.

[cla-checker-service]

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[apmmachine]

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• Start Time: 2023-02-14T19:43:15.808+0000

• Duration: 0 min 29 sec

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Load a resource file from a library

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• Description: approval-list/elastic/ecs-logging-php.yml

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• Description: githubApiCall: The REST API call https://api.github.com/orgs/elastic/members/paulgrav return the message : java.lang.Exception: httpRequest: Failure connecting to the service https://api.github.com/orgs/elastic/members/paulgrav : httpRequest: Failure connecting to the service https://api.github.com/orgs/elastic/members/paulgrav : Code: 404Error: {"message":"User does not exist or is not a member of the organization","documentation_url":"https://docs.github.com/rest/reference/orgs#check-organization-membership-for-a-user"}

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