diff --git a/examples/siri_exm_SX/exx_situationExchange_response_extended.xml b/examples/siri_exm_SX/exx_situationExchange_response_extended.xml
new file mode 100644
index 00000000..b8f28768
--- /dev/null
+++ b/examples/siri_exm_SX/exx_situationExchange_response_extended.xml
@@ -0,0 +1,126 @@
+
+
+
+
+
+ 2026-05-17T16:00:26+01:00
+ GT7
+ true
+ false
+
+
+ 2026-05-17T16:00:26+01:00
+
+
+ 2026-05-17T16:00:00.0Z
+ fr
+ GT7
+ 123456
+ 0
+
+
+ 2026-05-17T16:00:00
+ fr
+ GT7
+ 123456
+ 0
+
+
+
+ fr
+ directReport
+ 987654
+ 2026-05-17T15:55:00.0Z
+
+ verified
+
+ certain
+
+ 2026-05-17T16:00:00.0Z
+ 2026-05-17T17:30:00.0Z
+
+ unattendedBag
+ slight
+ 5
+ public
+ point
+ Bagage oublié à la station Rome
+ Bagage oublié à la station Rome. Service temporairement interrompu.
+
+
+
+
+
+
+ ROM123SSP
+ Rome
+
+
+
+
+ ROM123SP
+ Rome
+ metroStation
+
+
+
+
+
+
+ 2026-05-17T16:00:00.0Z
+ 2026-05-17T17:30:00.0Z
+
+ disruption
+ slight
+
+ true
+ true
+
+
+ noAlighting
+ noBoarding
+
+
+
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+
+ true
+ true
+ false
+
+
+
+ image
+ https://mediabank.aom.fr/images/perturbations/devation_map.png
+
+ true
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+ Unattended bag at Rome station. Disruption of service until 17:30.
+
+ true
+ false
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+ Babage oublié à Rome. **Service interrompu jusqu'à 17h30**.
+ Unattended bag at Rome station. Disruption of service until 17:30.
+ Unattended bag at Rome station. **Disruption of service until 17:30**.
+
+ true
+
+
+
+
+
+
+
diff --git a/examples/siri_exm_SX/exx_situationExchange_responsewithaudio.xml b/examples/siri_exm_SX/exx_situationExchange_responsewithaudio.xml
new file mode 100644
index 00000000..b8469fb4
--- /dev/null
+++ b/examples/siri_exm_SX/exx_situationExchange_responsewithaudio.xml
@@ -0,0 +1,127 @@
+
+
+
+
+
+ 2026-05-17T16:00:26+01:00
+ GT7
+ true
+ false
+
+
+ 2026-05-17T16:00:26+01:00
+
+
+ 2026-05-17T16:00:00.0Z
+ fr
+ GT7
+ 123456
+ 0
+
+
+ 2026-05-17T16:00:00
+ fr
+ GT7
+ 123456
+ 0
+
+
+
+ fr
+ directReport
+ 987654
+ 2026-05-17T15:55:00.0Z
+
+ verified
+
+ certain
+
+ 2026-05-17T16:00:00.0Z
+ 2026-05-17T17:30:00.0Z
+
+ unattendedBag
+ slight
+ 5
+ public
+ point
+ Bagage oublié à la station Rome
+ Bagage oublié à la station Rome. Service temporairement interrompu.
+
+
+
+
+
+
+ ROM123SSP
+ Rome
+
+
+
+
+ ROM123SP
+ Rome
+ metroStation
+
+
+
+
+
+
+ 2026-05-17T16:00:00.0Z
+ 2026-05-17T17:30:00.0Z
+
+ disruption
+ slight
+
+ true
+ true
+
+
+ noAlighting
+ noBoarding
+
+
+
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+ Unattended bag at Rome station. Disruption of service until 17:30.
+
+ true
+ true
+ false
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+ Unattended bag at Rome station. Disruption of service until 17:30.
+
+ true
+ false
+
+
+
+ ShortText
+ Babage oublié à Rome. Service interrompu jusqu'à 17h30.
+ Unattended bag at Rome station. Disruption of service until 17:30.
+
+ true
+
+
+
+ RecordedMessage
+ http://mediabank.aom.fr/audio/unattended_bag_fr.mp4
+ http://mediabank.aom.fr/audio/unattended_bag_en.mp4
+
+ true
+ 3
+
+
+
+
+
+
+
diff --git a/xsd/siri_model/siri_situationActions.xsd b/xsd/siri_model/siri_situationActions.xsd
index 9a3c06df..d6d04744 100644
--- a/xsd/siri_model/siri_situationActions.xsd
+++ b/xsd/siri_model/siri_situationActions.xsd
@@ -1,6 +1,12 @@
@@ -218,14 +224,19 @@ Rail transport, Roads and road transport
Data type of action data.
-
+ Value for action.
-
+
- Display prompt for presenting action to user. (Unbounded since SIRI 2.0)
+ Display prompt for presenting action to user. (Unbounded since SIRI 2.0). Possibility to add attributs on the type of prompt, and its language (+v2.3)
+
+
+
+
+ Direct link to the content to be published or broadcaseted as is (e.g., pre-recorded message, image, etc.).
@@ -252,6 +263,7 @@ Rail transport, Roads and road transport
+
@@ -399,6 +411,32 @@ Rail transport, Roads and road transport
+
+
+ Action: Publish SITUATION via Audio messages.
+
+
+
+
+ Type for Action Publish SITUATION via Audio messages.
+
+
+
+
+
+
+ Indicates if the pre-recorded audio message should be repeated or not. Default is 'true'. +v2.3
+
+
+
+
+ Specifies the interval in minutes at which the pre-recorded message should be repeated. +v2.3
+
+
+
+
+
+
@@ -810,4 +848,4 @@ By default, an action does not correspond to a normalisation, i.e., has ActionIs
-
+
\ No newline at end of file
diff --git a/xsd/siri_utility/siri_types.xsd b/xsd/siri_utility/siri_types.xsd
index 4dfd2199..6d2319fe 100644
--- a/xsd/siri_utility/siri_types.xsd
+++ b/xsd/siri_utility/siri_types.xsd
@@ -166,4 +166,109 @@ The value range is normally 0-100, but could in some circumstances go beyond 100
+
+
+ Allow the addition of attributes in a Prompt to add further details about its content.
+
+
+
+
+
+ Specifies the type of the Prompt, to be used when it is not plain text (which is the value per default).
+
+
+
+
+
+
+
+ Allow the addition of attributes in an URL to add further details about the content of the file that the link points to.
+
+
+
+
+
+ Specifies the media type of the resource that the link points to.
+
+
+
+
+ If the content of the resource is in a single language, specifies which one.
+
+
+
+
+ Gives additional information on the resource that the link points to (e.g., recorded message, text-to-speech, image).
+
+
+
+
+
+
+
+ Allowed values for contenType attribute (+v2.3)
+
+
+
+
+ Plain text
+
+
+
+
+ HTML text
+
+
+
+
+ Markdown text
+
+
+
+
+ AAC audio file
+
+
+
+
+ MIDI audio file
+
+
+
+
+ MP4 audio file
+
+
+
+
+ OGG audio file
+
+
+
+
+ Waveform audio file
+
+
+
+
+ Bitmap image file
+
+
+
+
+ GIF image file
+
+
+
+
+ JPEG image file
+
+
+
+
+ PNG image file
+
+
+
+