test/org/apache/pig/builtin/avro/schema/recordsOfStringArrays.avsc

{
  "name" : "recordsOfStringArrays",
  "namespace" : "org.apache.pig.test.builtin",
  "type" : "record",
  "fields" : [
    {"name" : "values",
     "type" : {
       "type" : "array",
       "items" : "string"
     }
    }
  ]
}