Posting the parameter

Procedure

Double-click tHTTPClient_1 to open its Basic settings view.
Click the [...] button next to Edit schema to open the schema editor and add a column for the tHTTPClient_1 component, with the name of body and type of String.
In the URI field, enter the server address to which the parameter is to be sent (https://httpbin.org in this example).
Type in POST in the HTTP method field.
You can also set the HTTP method by clicking the [...] button next to the HTTP method field, selecting POST in the dialog box, and clicking OK.
Type in post in the Path field.
Select the Request body option and type in {.input.data} in the Text field.
The tHTTPClient component accepts expressions that reference specific elements of the input, as shown in this step.
Leave other options as they are.

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