Illustrated in the below image is a flow where the Mercantile Reader step is used to read Mercantile files. The Filter step is used to filter for specific data. A Calculator step is used to test the Filter step and a Buffer destination step to store the data in.

To add a Mercantile Reader step in a flow, follow the below instructions:
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1. Click on the highlighted icon as shown in the below image.

2. The below page will appear. Select or search for a Reader step to pull out the source data. Click on the Reader tab and select Mercantile as shown in the image below.

Illustrated in the below image is the configuration that is available in the Mercantile Reader step.

File Types – The type of files that must be processed. Leave blank to process all files.

To use a Mercantile Reader step, follow the instructions below:
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1. Click on the play button on the Mercantile step as highlighted in the image below:

2. Click the highlighted are in the image below to upload a file.

3. Click the Test button as shown in the image below.

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