Can not deserialize instance of com.addthis.metrics.reporter.config.ReporterConfig out of START_ARRAY token

[amitbaz]

I'm trying to add the ReporterConfig to dropwizard configuration class.
I did:

@JsonProperty("csv")
private ReporterConfig reporterConfig;

in my config.yml file there is a configuration for csv report.

However, I'm getting the error that in the title