---
title: "FIX 5.0 SP2 EP299: TestActionRequestAck <EO> message – FIX Dictionary – Onix Solutions"
description: "<meta name=\"description\" content=\"TestActionRequestAck&lt;EO&gt; message &ndash; FIX 5.0 SP2 EP299, FIX protocol version FIX 5.0 SP2 EP299\" /> <meta name=\"keywords\" content=\"message, TestActionRequestAck, MsgType=EO, FIX 5.0 SP2 EP299, FIX Protocol, FIX dictionary\" />"
---

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# TestActionRequestAck <EO> message

## FIX 5.0 SP2 EP299

### Description

[TestActionRequestAck <EO>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/msgType_EO_6979.html) is used to respond to the [TestActionRequest <EN>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/msgType_EN_6978.html) to acknowledge the request and provide status for the request message.

### Structure

| Tag | Field Name | Req'd | Comments |
| --- | --- | --- | --- |
| [Component Block - <StandardHeader>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/compBlock_StandardHeader.html) | Y | MsgType=EO |  |
| 3066 | [TestActionRequestID](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_3066.html) | Y | Identifier of request assigned by request initiator. |
| 3062 | [TestSuiteRequestID](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_3062.html) | Y |  |
| 3069 | [TestSuiteActivityState](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_3069.html) | Y |  |
| 3068 | [TestActionRequestStatus](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_3068.html) | Y |  |
| 1328 | [RejectText](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_1328.html) | N |  |
| 1664 | [EncodedRejectTextLen](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_1664.html) | N | Must be set if [EncodedRejectText <1665>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_1665.html) field is specified and must immediately precede it. |
| 1665 | [EncodedRejectText](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_1665.html) | N | Encoded (non-ASCII characters) representation of the [RejectText <1328>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_1328.html) field in the encoded format specified via the [MessageEncoding <347>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/tagNum_347.html) field. |
| [Component Block - <StandardTrailer>](https://www.onixs.biz/fix-dictionary/5.0.sp2.ep299/compBlock_StandardTrailer.html) | Y |  |  |

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