Storenvy integration with Selro is supported via file upload and export. This is due to there is no API available in Storenvy marketplace.
To add items into Storenvy, you can create the product export file for the products in your Selro inventory. Please follow the below steps to create the export file.
First please add the Storenvy channel into Selro under Setting -> Channel Integration -> Marketplaces
Please select items in Selro inventory and add to Storenv channel.
Please go to the Bulk Actions -> Export section and download the file and import the products into Storenvy