In the usage section of the Readme you use the newrelic_license_key twice. The first one setting it to yes is overwritten so it should work but throws a warning nonetheless.
vars:
newrelic_license_key: yes
newrelic_service_state: started
newrelic_license_key: ab2fa361cd4d0d373833cad619d7bcc424d27c16
In the usage section of the Readme you use the
newrelic_license_key
twice. The first one setting it toyes
is overwritten so it should work but throws a warning nonetheless.