# KafkaHeaders

**Kind:** Enum

**Source:** [`packages/microservices/enums/kafka-headers.enum.ts`](https://github.com/nestjs/nest/blob/master/packages/microservices/enums/kafka-headers.enum.ts#L6)

**Part of:** [Microservices](subsystem-packages-microservices)

## Values

- `ACKNOWLEDGMENT`
- `BATCH_CONVERTED_HEADERS`
- `CONSUMER`
- `CORRELATION_ID`
- `DELIVERY_ATTEMPT`
- `DLT_EXCEPTION_FQCN`
- `DLT_EXCEPTION_MESSAGE`
- `DLT_EXCEPTION_STACKTRACE`
- `DLT_ORIGINAL_OFFSET`
- `DLT_ORIGINAL_PARTITION`
- `DLT_ORIGINAL_TIMESTAMP`
- `DLT_ORIGINAL_TIMESTAMP_TYPE`
- `DLT_ORIGINAL_TOPIC`
- `GROUP_ID`
- `MESSAGE_KEY`
- `NATIVE_HEADERS`
- `OFFSET`
- `PARTITION_ID`
- `PREFIX`
- `RAW_DATA`
- `RECEIVED`
- `RECEIVED_MESSAGE_KEY`
- `RECEIVED_PARTITION_ID`
- `RECEIVED_TIMESTAMP`
- `RECEIVED_TOPIC`
- `RECORD_METADATA`
- `REPLY_PARTITION`
- `REPLY_TOPIC`
- `TIMESTAMP`
- `TIMESTAMP_TYPE`
- `TOPIC`
- `NEST_ERR`
- `NEST_IS_DISPOSED`