class ElasticAPM::Spies::MongoSpy::Subscriber

def build_context(event)
  Span::Context.new(
    db: {
      instance: event.database_name,
      statement: event.command.to_s,
      type: 'mongodb',
      user: nil
    },
    destination: {
      service: {
        name: SUBTYPE,
        resource: SUBTYPE,
        type: TYPE
      }
    }
  )
end