v1
{"batchWatermarkMs":0,"batchTimestampMs":1568508285207,"conf":{"spark.sql.streaming.stateStore.providerClass":"org.apache.spark.sql.execution.streaming.state.HDFSBackedStateStoreProvider","spark.sql.streaming.flatMapGroupsWithState.stateFormatVersion":"2","spark.sql.streaming.multipleWatermarkPolicy":"min","spark.sql.streaming.aggregation.stateFormatVersion":"2","spark.sql.shuffle.partitions":"5"}}
{"spark-test-topic-2b8619f5-d3c4-4c2d-b5d1-8d9d9458aa62":{"2":3,"4":3,"1":3,"3":3,"0":3}}