diff --git a/kassette.configurationspec.harmimetypesparsejson.md b/kassette.configurationspec.harmimetypesparsejson.md
new file mode 100644
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+++ b/kassette.configurationspec.harmimetypesparsejson.md
@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [@amadeus-it-group/kassette](./kassette.md) &gt; [ConfigurationSpec](./kassette.configurationspec.md) &gt; [harMimeTypesParseJson](./kassette.configurationspec.harmimetypesparsejson.md)
+
+## ConfigurationSpec.harMimeTypesParseJson property
+
+Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies a list of mime types that will attempt to parse the request/response body as JSON. If the list includes an empty string: '' and there is no mimeType set in the request, it will attempt to parse the body as JSON. This will only be applicable to request bodies if [saveInputRequestBody](./kassette.imock.saveinputrequestbody.md) is set to true Default value will be \[\] and will only be overridden by [setHarMimeTypesParseJson](./kassette.imock.setharmimetypesparsejson.md)
+
+**Signature:**
+
+```typescript
+readonly harMimeTypesParseJson?: string[];
+```
diff --git a/kassette.configurationspec.md b/kassette.configurationspec.md
index c6e04c3b..3aa9f1fd 100644
--- a/kassette.configurationspec.md
+++ b/kassette.configurationspec.md
@@ -18,6 +18,7 @@ export interface ConfigurationSpec extends CLIConfigurationSpec
 |  Property | Modifiers | Type | Description |
 |  --- | --- | --- | --- |
 |  [console?](./kassette.configurationspec.console.md) | <code>readonly</code> | [ConsoleSpec](./kassette.consolespec.md) | _(Optional)_ Custom implementation of the [ConsoleSpec](./kassette.consolespec.md) interface, with methods [log](./kassette.consolespec.log.md) and [error](./kassette.consolespec.error.md)<!-- -->, each receiving one single argument of any type. Useful to capture the logs of the application. |
+|  [harMimeTypesParseJson?](./kassette.configurationspec.harmimetypesparsejson.md) | <code>readonly</code> | string\[\] | _(Optional)_ Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies a list of mime types that will attempt to parse the request/response body as JSON. If the list includes an empty string: '' and there is no mimeType set in the request, it will attempt to parse the body as JSON. This will only be applicable to request bodies if [saveInputRequestBody](./kassette.imock.saveinputrequestbody.md) is set to true Default value will be \[\] and will only be overridden by [setHarMimeTypesParseJson](./kassette.imock.setharmimetypesparsejson.md) |
 |  [mocksHarKeyManager?](./kassette.configurationspec.mocksharkeymanager.md) | <code>readonly</code> | [HarKeyManager](./kassette.harkeymanager.md) | _(Optional)_ Function called to get or set the key of a mock in a har file, as explained in [HarKeyManager](./kassette.harkeymanager.md)<!-- -->. |
 
 ## Methods
diff --git a/kassette.harformatcontent.json.md b/kassette.harformatcontent.json.md
new file mode 100644
index 00000000..3b5b3106
--- /dev/null
+++ b/kassette.harformatcontent.json.md
@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [@amadeus-it-group/kassette](./kassette.md) &gt; [HarFormatContent](./kassette.harformatcontent.md) &gt; [json](./kassette.harformatcontent.json.md)
+
+## HarFormatContent.json property
+
+Response body saved as an object.
+
+**Signature:**
+
+```typescript
+json?: any;
+```
diff --git a/kassette.harformatcontent.md b/kassette.harformatcontent.md
index 970708e7..460f0d3c 100644
--- a/kassette.harformatcontent.md
+++ b/kassette.harformatcontent.md
@@ -19,6 +19,7 @@ export interface HarFormatContent
 |  [comment?](./kassette.harformatcontent.comment.md) |  | string | _(Optional)_ Any comment as a string. This is not used by kassette. |
 |  [compression?](./kassette.harformatcontent.compression.md) |  | number | _(Optional)_ Number of bytes saved by compression. This is not implemented by kassette. |
 |  [encoding?](./kassette.harformatcontent.encoding.md) |  | string | _(Optional)_ Encoding used for the [text](./kassette.harformatcontent.text.md) field, such as "base64". |
+|  [json?](./kassette.harformatcontent.json.md) |  | any | _(Optional)_ Response body saved as an object. |
 |  [mimeType?](./kassette.harformatcontent.mimetype.md) |  | string | _(Optional)_ Value of the <code>Content-Type</code> response header. |
 |  [size?](./kassette.harformatcontent.size.md) |  | number | _(Optional)_ Size of the content in bytes. |
 |  [text?](./kassette.harformatcontent.text.md) |  | string | _(Optional)_ Response body. |
diff --git a/kassette.harformatpostdata.json.md b/kassette.harformatpostdata.json.md
new file mode 100644
index 00000000..7b0b8dc1
--- /dev/null
+++ b/kassette.harformatpostdata.json.md
@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [@amadeus-it-group/kassette](./kassette.md) &gt; [HarFormatPostData](./kassette.harformatpostdata.md) &gt; [json](./kassette.harformatpostdata.json.md)
+
+## HarFormatPostData.json property
+
+Response body saved as an object.
+
+**Signature:**
+
+```typescript
+json?: any;
+```
diff --git a/kassette.harformatpostdata.md b/kassette.harformatpostdata.md
index e5a5b05e..77809f15 100644
--- a/kassette.harformatpostdata.md
+++ b/kassette.harformatpostdata.md
@@ -17,6 +17,7 @@ export interface HarFormatPostData
 |  Property | Modifiers | Type | Description |
 |  --- | --- | --- | --- |
 |  [comment?](./kassette.harformatpostdata.comment.md) |  | string | _(Optional)_ Any comment as a string. This is not used by kassette. |
+|  [json?](./kassette.harformatpostdata.json.md) |  | any | _(Optional)_ Response body saved as an object. |
 |  [mimeType?](./kassette.harformatpostdata.mimetype.md) |  | string | _(Optional)_ Value of the <code>Content-Type</code> request header, if present. |
 |  [params?](./kassette.harformatpostdata.params.md) |  | any\[\] | _(Optional)_ List of posted parameters. This is not implemented in kassette. |
 |  [text?](./kassette.harformatpostdata.text.md) |  | string | _(Optional)_ Posted data, as a (binary) string. |
diff --git a/kassette.imock.harmimetypesparsejson.md b/kassette.imock.harmimetypesparsejson.md
new file mode 100644
index 00000000..70cff44a
--- /dev/null
+++ b/kassette.imock.harmimetypesparsejson.md
@@ -0,0 +1,13 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [@amadeus-it-group/kassette](./kassette.md) &gt; [IMock](./kassette.imock.md) &gt; [harMimeTypesParseJson](./kassette.imock.harmimetypesparsejson.md)
+
+## IMock.harMimeTypesParseJson property
+
+Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies a list of mime types that will attempt to parse the request/response body as JSON. This will only be applicable to request bodies if [saveInputRequestBody](./kassette.imock.saveinputrequestbody.md) is set to true Default value will be \[\] and will only be overridden by [setHarMimeTypesParseJson](./kassette.imock.setharmimetypesparsejson.md)
+
+**Signature:**
+
+```typescript
+readonly harMimeTypesParseJson: string[];
+```
diff --git a/kassette.imock.md b/kassette.imock.md
index 73f217a0..6037dda6 100644
--- a/kassette.imock.md
+++ b/kassette.imock.md
@@ -22,6 +22,7 @@ export interface IMock
 |  [defaultLocalPath](./kassette.imock.defaultlocalpath.md) | <code>readonly</code> | string | Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'folder', specifies the default local path of the mock, relative to [mocksFolder](./kassette.imock.mocksfolder.md)<!-- -->, . It uses the URL pathname to build an equivalent folders hierarchy, and appends the HTTP method as a leaf folder. |
 |  [defaultMockHarKey?](./kassette.imock.defaultmockharkey.md) | <code>readonly</code> | string | _(Optional)_ Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies the default mock har key to use in case [setMockHarKey](./kassette.imock.setmockharkey.md) is not called with a non-null value. It is computed by calling the [mocks har key manager](./kassette.imock.mocksharkeymanager.md) with the current request. |
 |  [delay](./kassette.imock.delay.md) | <code>readonly</code> | number | The currently computed delay that will be applied, configured either by a call to [setDelay](./kassette.imock.setdelay.md)<!-- -->, or by [the global setting](./kassette.cliconfigurationspec.delay.md)<!-- -->. Note that if the delay is set to <code>recorded</code> and the local mock to use is not yet loaded, the value returned by this getter will be the default delay and not the recorded delay. |
+|  [harMimeTypesParseJson](./kassette.imock.harmimetypesparsejson.md) | <code>readonly</code> | string\[\] | Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies a list of mime types that will attempt to parse the request/response body as JSON. This will only be applicable to request bodies if [saveInputRequestBody](./kassette.imock.saveinputrequestbody.md) is set to true Default value will be \[\] and will only be overridden by [setHarMimeTypesParseJson](./kassette.imock.setharmimetypesparsejson.md) |
 |  [localPath](./kassette.imock.localpath.md) | <code>readonly</code> | string | Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'folder', specifies the local path of the mock, relative to [mocksFolder](./kassette.imock.mocksfolder.md)<!-- -->. It is either the one set by the user through [setLocalPath](./kassette.imock.setlocalpath.md) or [defaultLocalPath](./kassette.imock.defaultlocalpath.md)<!-- -->. |
 |  [mockFolderFullPath](./kassette.imock.mockfolderfullpath.md) | <code>readonly</code> | string | Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'folder', specifies the full, absolute path of the mock, built from [localPath](./kassette.imock.localpath.md)<!-- -->/[defaultLocalPath](./kassette.imock.defaultlocalpath.md)<!-- -->, [mocksFolder](./kassette.imock.mocksfolder.md) and possibly [options.root](./kassette.mockingoptions.root.md) if [mocksFolder](./kassette.imock.mocksfolder.md) is not absolute. |
 |  [mockHarKey?](./kassette.imock.mockharkey.md) | <code>readonly</code> | string | _(Optional)_ Used only when the [mocks format](./kassette.imock.mocksformat.md) is 'har', specifies the key to use inside the har file to either read or write a mock. |
@@ -64,6 +65,7 @@ export interface IMock
 |  [readOrFetchPayload()](./kassette.imock.readorfetchpayload.md) | Returns the wrapped local payload using [readLocalPayload](./kassette.imock.readlocalpayload.md) if it exists, otherwise use [fetchPayload](./kassette.imock.fetchpayload.md) and returns this wrapped payload. |
 |  [sendResponse()](./kassette.imock.sendresponse.md) | Sends the response back to the client, with the previously specified delay if the payload origin is not <code>remote</code>. |
 |  [setDelay(delay)](./kassette.imock.setdelay.md) | Sets the [delay](./kassette.imock.delay.md) that will be used to send the response to the client when the data is taken from the local mock. |
+|  [setHarMimeTypesParseJson(value)](./kassette.imock.setharmimetypesparsejson.md) | Sets the [harMimeTypesParseJson](./kassette.imock.harmimetypesparsejson.md) value. |
 |  [setLocalPath(pathParts)](./kassette.imock.setlocalpath.md) | Sets the [localPath](./kassette.imock.localpath.md) value. |
 |  [setMockHarKey(value)](./kassette.imock.setmockharkey.md) | Sets the [mockHarKey](./kassette.imock.mockharkey.md) value. |
 |  [setMocksFolder(value)](./kassette.imock.setmocksfolder.md) | Sets the [mocksFolder](./kassette.imock.mocksfolder.md) value. |
diff --git a/kassette.imock.setharmimetypesparsejson.md b/kassette.imock.setharmimetypesparsejson.md
new file mode 100644
index 00000000..94095357
--- /dev/null
+++ b/kassette.imock.setharmimetypesparsejson.md
@@ -0,0 +1,24 @@
+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [@amadeus-it-group/kassette](./kassette.md) &gt; [IMock](./kassette.imock.md) &gt; [setHarMimeTypesParseJson](./kassette.imock.setharmimetypesparsejson.md)
+
+## IMock.setHarMimeTypesParseJson() method
+
+Sets the [harMimeTypesParseJson](./kassette.imock.harmimetypesparsejson.md) value.
+
+**Signature:**
+
+```typescript
+setHarMimeTypesParseJson(value: string[]): void;
+```
+
+## Parameters
+
+|  Parameter | Type | Description |
+|  --- | --- | --- |
+|  value | string\[\] | The mime types that should attempt to parse the body as json |
+
+**Returns:**
+
+void
+