error 403 forbidden

[ccoqueiro]

Describe the bug

Instrumentation of a nodejs function returns forbidden error 403.

Steps to reproduce

Instrumentation of an aws lambda feature with the aws opentelemetry distro(adot) layer, configuration of a collector.yaml file and addition of the desired exporters.

What did you expect to see?
Correctly export traces and metrics to through the chosen exporter.

What did you see instead?
error 403 forbidden
Environment
AWS Lambda V18
Additional context
I noticed that the Splunk exporter described in the documentation does not exist, only the default values aws, otlp and otlphttp are accepted, I tried the otlphttp configuration, but without success.