# ServerDataPushNotifyType

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Enums](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.ServerDataPushNotifyType/

Server data push notify type.

- **Full name:** `MFiles.ServerDataPushNotifyType`
- **Proto file:** [`mfiles/enums.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/enums.proto)

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## Values

| Name | Number | Description |
|---|---|---|
| <a id="v-SERVER_DATA_PUSH_NOTIFY_TYPE_UNKNOWN"></a>`SERVER_DATA_PUSH_NOTIFY_TYPE_UNKNOWN` | 0 | Not initialized. |
| <a id="v-SERVER_DATA_PUSH_NOTIFY_TYPE_REQUEST"></a>`SERVER_DATA_PUSH_NOTIFY_TYPE_REQUEST` | 1 | Data push request received. |
| <a id="v-SERVER_DATA_PUSH_NOTIFY_TYPE_RESPONSE"></a>`SERVER_DATA_PUSH_NOTIFY_TYPE_RESPONSE` | 2 | Data push response received. |
| <a id="v-SERVER_DATA_PUSH_NOTIFY_TYPE_HEARTBEAT"></a>`SERVER_DATA_PUSH_NOTIFY_TYPE_HEARTBEAT` | 3 | Data push heartbeat received. |

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## Used by methods

- [IRPCVault.NotifyDataPushEvent](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVault/NotifyDataPushEvent/index.md): Notify for server data push message change. In multi-server mode this is broadcast to all nodes and node that has client channel open can continue operation.

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## Used in fields

- [`NotifyDataPushEventRequest.notify_type`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVault/NotifyDataPushEvent/index.md#request): The notify type. 0 = unknown, 1 = request, 2 = response, 3 = hearbeat.